{"title":"Pentair Pool Heaters","description":"\u003cp\u003eShop genuine Pentair natural gas and propane pool and spa heaters from Pool Supply Wholesale.\u003c\/p\u003e\n\u003cp\u003eConfirm fuel type (natural gas or propane), BTU output, ASME requirements for commercial pools, and local gas and venting codes before ordering. Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number if you need help confirming compatibility.\u003c\/p\u003e","products":[{"product_id":"pentair-461113","title":"Pentair ETi 400 High-Efficiency Pool Heater, 400K BTU | 461113","description":"\u003cp\u003eThe Pentair ETi 400 high-efficiency pool heater (part number 461113) delivers 400,000 BTU at up to 96% thermal efficiency. Its TitanTough direct-fire titanium heat exchanger resists corrosion, and its plumbing aligns with the MasterTemp High Performance heater for a drop-in upgrade. It suits pool owners looking for faster heat-up and lower gas costs.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 96% thermal efficiency:\u003c\/strong\u003e Saves up to 14% on energy costs compared with a traditional gas heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitanTough titanium heat exchanger:\u003c\/strong\u003e Direct-fire design with no welds, crimps, or joints that could weaken corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMasterTemp drop-in:\u003c\/strong\u003e Plumbing aligns to the MasterTemp High Performance heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory IV direct-air venting:\u003c\/strong\u003e Fully sealed vent does not require large room openings for combustion air.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeft or right orientation:\u003c\/strong\u003e Rotatable front door lets the keypad turn 180 degrees for either-side plumbing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy service:\u003c\/strong\u003e Large removable panels give quick access to internals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Ultra-quiet running.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e461113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eETi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal Efficiency\u003c\/th\u003e\n\u003ctd\u003eUp to 96%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eTitanTough direct-fire titanium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVenting\u003c\/th\u003e\n\u003ctd\u003eCategory IV direct-air, fully sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm the fuel type, that 400,000 BTU suits your pool, and that gas supply, venting, and clearances meet local codes. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e40 x 30 x 46 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867646206198,"sku":"461113","price":11557.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/FullSizeRender_00ce93d0-f17f-4cd9-9a15-538253c8e8f6.jpg?v=1768505010"},{"product_id":"pentair-heater-400-master-temp-hd-cupronickel-natural-gas","title":"Pentair MasterTemp HD 400 Natural Gas Pool Heater, 400K BTU | 460805","description":"\u003cp\u003eThe Pentair MasterTemp HD 400 (part number 460805) is a 400,000 BTU natural gas heater for large residential in-ground pools, pool\/spa combinations and demanding applications. A heavy-duty cupro-nickel heat exchanger makes it well suited to salt water pools, high flow rates and heavy use.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400,000 BTU:\u003c\/strong\u003e High heating capacity for large pool and spa systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCupro-nickel heat exchanger:\u003c\/strong\u003e Built for corrosion resistance and long service life in harsh water conditions, including salt pools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital display and diagnostics:\u003c\/strong\u003e Set-point selection and fault monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic ignition:\u003c\/strong\u003e Reliable start-up with pressure and limit sensing for safe operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Meets environmental standards for natural gas pool heaters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint:\u003c\/strong\u003e Efficient placement on the equipment pad.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460805\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eCupro-nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas and check flow rate, pipe size, venting requirements and pad footprint. For smaller pools a lower BTU model may be a better fit. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 26 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867646763254,"sku":"460805","price":4350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/Mastertemp_7032a2d5-c6d7-4760-8221-c10218abe0ef.jpg?v=1768505037"},{"product_id":"pentair-mastertemp-high-performance-eco-friendly-pool-heater-natural-gas-400-000-btu","title":"Pentair MasterTemp 400 Natural Gas Pool Heater, 400K BTU | 460736","description":"\u003cp\u003eThe Pentair MasterTemp 400 (part number 460736) is a 400,000 BTU natural gas heater for residential pools and spas. It pairs fast heat-up with a compact, corrosion-resistant cabinet, making it a straightforward upgrade from an older, less efficient gas heater.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400,000 BTU input:\u003c\/strong\u003e Fast heat-up and recovery for residential in-ground pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact composite cabinet:\u003c\/strong\u003e Rust-resistant, weather-resistant housing with a small footprint for tight pads and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Rotating digital display with self-diagnostics for setup and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Cleaner combustion that meets emission standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Designed to keep noise on the equipment pad to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460736\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000 input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V single phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp 400 natural gas heater\u003c\/li\u003e\n\u003cli\u003eUser manual and installation guide\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867646828790,"sku":"460736","price":3850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/Mastertemp_458a4661-1db1-443f-a004-50f05f689a67.jpg?v=1768505041"},{"product_id":"pentair-mastertemp-natural-gas-high-performance-heater-300k-btu","title":"Pentair MasterTemp 300 Natural Gas Pool Heater, 300K BTU | 460734","description":"\u003cp\u003eThe Pentair MasterTemp 300 (part number 460734) is a 300,000 BTU natural gas heater for residential pools and spas. It pairs fast heat-up with a compact, corrosion-resistant cabinet, making it a straightforward upgrade from an older, less efficient gas heater.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e300,000 BTU input:\u003c\/strong\u003e Fast heat-up and recovery for residential in-ground pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact composite cabinet:\u003c\/strong\u003e Rust-resistant, weather-resistant housing with a small footprint for tight pads and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Rotating digital display with self-diagnostics for setup and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Cleaner combustion that meets emission standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Designed to keep noise on the equipment pad to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460734\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e300,000 input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V single phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp 300 natural gas heater\u003c\/li\u003e\n\u003cli\u003eUser manual and installation guide\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867646861558,"sku":"460734","price":3499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/Mastertemp_a1a8d6fd-fb50-4b48-ad70-18140df3cfe1.jpg?v=1768505043"},{"product_id":"pentair-mastertemp-250-heater-250k-btu-460732","title":"Pentair MasterTemp 250 Natural Gas Pool Heater, 250K BTU | 460732","description":"\u003cp\u003eThe Pentair MasterTemp 250 (part number 460732) is a 250,000 BTU natural gas heater for residential pools and spas. It pairs fast heat-up with a compact, corrosion-resistant cabinet, making it a straightforward upgrade from an older, less efficient gas heater.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e250,000 BTU input:\u003c\/strong\u003e Fast heat-up and recovery for residential in-ground pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact composite cabinet:\u003c\/strong\u003e Rust-resistant, weather-resistant housing with a small footprint for tight pads and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Rotating digital display with self-diagnostics for setup and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Cleaner combustion that meets emission standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Designed to keep noise on the equipment pad to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460732\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e250,000 input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V single phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp 250 natural gas heater\u003c\/li\u003e\n\u003cli\u003eUser manual and installation guide\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 23 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867651907830,"sku":"460732","price":3270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/ProductImage_4.png?v=1768505087"},{"product_id":"pentair-mastertemp-125-1-1-2-in-plumbing-connection-125k-btu-120-240-vac-461058","title":"Pentair MasterTemp 125 Natural Gas Pool Heater, 125K BTU, 1-1\/2\" Plumbing | 461058","description":"\u003cp\u003eThe Pentair MasterTemp 125 (part number 461058) is a 125,000 BTU natural gas heater for residential pools and spas, built around pre-mixed gas combustion with approximately 82% thermal efficiency. It connects to 1-1\/2\" plumbing, making it a practical replacement for an aging or undersized heater on smaller pools.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e125,000 BTU output:\u003c\/strong\u003e Sized for residential pools and pool\/spa combinations up to about 15,000 gallons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh efficiency:\u003c\/strong\u003e Pre-mixed combustion delivers approximately 82% thermal efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/2\" plumbing:\u003c\/strong\u003e Fits standard residential pipe runs and simplifies retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Digital display for programming, diagnostics and monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx and corrosion resistant:\u003c\/strong\u003e Low-NOx certified with a corrosion-resistant enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual voltage:\u003c\/strong\u003e Wires for 120V or 240V AC to match your equipment pad.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e461058\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e125,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal Efficiency\u003c\/th\u003e\n\u003ctd\u003eApprox. 82%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlumbing Size\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePool Size\u003c\/th\u003e\n\u003ctd\u003eUp to approx. 15,000 gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, your plumbing is 1-1\/2\", and that venting, clearances and gas line sizing meet local codes. Routine care includes verifying gas supply and water flow and checking the display diagnostics. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e23 x 36 x 25 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867654267126,"sku":"461058","price":2150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/461058-5-1_x700_df470ea4-65bc-4e5b-a472-7405e813f8e6.webp?v=1768505129"},{"product_id":"pentair-mastertemp-400-heater-propane-gas-400k-btu-460737","title":"Pentair MasterTemp 400 Propane Pool Heater, 400K BTU | 460737","description":"\u003cp\u003eThe Pentair MasterTemp 400 (part number 460737) is a 400,000 BTU propane heater for residential pools and spas. It pairs fast heat-up with a compact, corrosion-resistant cabinet, making it a straightforward upgrade from an older, less efficient gas heater. Propane is a good fit for properties without natural gas service.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400,000 BTU input:\u003c\/strong\u003e Fast heat-up and recovery for residential in-ground pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact composite cabinet:\u003c\/strong\u003e Rust-resistant, weather-resistant housing with a small footprint for tight pads and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Rotating digital display with self-diagnostics for setup and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Cleaner combustion that meets emission standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Designed to keep noise on the equipment pad to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460737\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000 input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003ePropane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V single phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp 400 propane heater\u003c\/li\u003e\n\u003cli\u003eUser manual and installation guide\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is propane, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867654299894,"sku":"460737","price":3799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/Mastertemp_458a4661-1db1-443f-a004-50f05f689a67.webp?v=1768505131"},{"product_id":"pentair-mastertemp-asme-heater-400-heater-natural-gas-460775","title":"Pentair MasterTemp ASME 400 Natural Gas Pool Heater, 400K BTU | 460775","description":"\u003cp\u003eThe Pentair MasterTemp ASME 400 (part number 460775) is a 400,000 BTU natural gas heater for pools and spas, built to ASME standards for pressure vessels. Its high output suits large pools, spas and colder climates.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400,000 BTU:\u003c\/strong\u003e High output for fast heating of large pools or spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME certified:\u003c\/strong\u003e Meets ASME safety and quality standards for pressure vessels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural gas fuel:\u003c\/strong\u003e Runs on a common, cost-effective fuel source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact design:\u003c\/strong\u003e Allows flexible installation despite its high output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Built to withstand outdoor conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460775\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp ASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, that your installation requires or benefits from ASME certification, and that venting, clearances and gas line sizing meet local codes. Installation should be done by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 24 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867655217398,"sku":"460775","price":4499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/MasterTemp-banner.png.thumb.1280.1280.png?v=1768505140"},{"product_id":"pentair-eti-high-effiency-250k-btu-461112","title":"Pentair ETi 250 High-Efficiency Pool Heater, 250K BTU | 461112","description":"\u003cp\u003eThe Pentair ETi 250 high-efficiency pool heater (part number 461112) delivers 250,000 BTU at 95% thermal efficiency. A titanium ASME heat exchanger provides strong corrosion resistance, making it well suited to saltwater pools. It suits residential in-ground pools and spas, including replacements for older, less efficient heaters.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e250,000 BTU output:\u003c\/strong\u003e Fast, consistent heat-up for pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e95% thermal efficiency:\u003c\/strong\u003e Lowers gas use and operating cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitanium ASME heat exchanger:\u003c\/strong\u003e Resists corrosion from saltwater and harsh water chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull modulation burner:\u003c\/strong\u003e Adjusts flame to hold precise water temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-NOx emissions:\u003c\/strong\u003e Designed to meet stringent emissions standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Temperature management, diagnostics, and service indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomation compatible:\u003c\/strong\u003e Works with Pentair automation such as IntelliCenter and EasyTouch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e461112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eETi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e250,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal Efficiency\u003c\/th\u003e\n\u003ctd\u003e95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eTitanium, ASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural gas (verify configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing\u003c\/th\u003e\n\u003ctd\u003eWeather-resistant composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEmissions\u003c\/th\u003e\n\u003ctd\u003eLow NOx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm the fuel type (natural gas or propane) at time of order, that 250,000 BTU suits your pool, and that gas supply and venting meet local codes. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e40 x 30 x 46 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867655348470,"sku":"461112","price":6599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/Pentair-461112-ETi-250-High-Efficiency-Heater-1.jpg?v=1768505146"},{"product_id":"pentair-mastertemp-200-natural-gas-heater-128lbs-200k-btu-120-240-vac-460730","title":"Pentair MasterTemp 200 Natural Gas Pool Heater, 200K BTU | 460730","description":"\u003cp\u003eThe Pentair MasterTemp 200 (part number 460730) is a 200,000 BTU natural gas heater for residential pools and spas. It pairs fast heat-up with a compact, corrosion-resistant cabinet, making it a straightforward upgrade from an older, less efficient gas heater.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e200,000 BTU input:\u003c\/strong\u003e Fast heat-up and recovery for residential in-ground pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact composite cabinet:\u003c\/strong\u003e Rust-resistant, weather-resistant housing with a small footprint for tight pads and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Rotating digital display with self-diagnostics for setup and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-surface ignition:\u003c\/strong\u003e Electronic ignition with no standing pilot light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx certified:\u003c\/strong\u003e Cleaner combustion that meets emission standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Designed to keep noise on the equipment pad to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460730\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e200,000 input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120\/240V single phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp 200 natural gas heater\u003c\/li\u003e\n\u003cli\u003eUser manual and installation guide\u003c\/li\u003e\n\u003cli\u003ePad mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is natural gas, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867655971062,"sku":"460730","price":2900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/PEN460730_0.jpg?v=1768505162"},{"product_id":"pentair-mastertemp-asme-250-heater-propane-gas-250k-btu-460772","title":"Pentair MasterTemp ASME 250 Propane Pool Heater, 250K BTU | 460772","description":"\u003cp\u003eThe Pentair MasterTemp ASME 250 (part number 460772) is a 250,000 BTU propane pool and spa heater with ASME certification for commercial installations such as hotels and health clubs, as well as larger residential pools. A copper-nickel heat exchanger provides corrosion resistance in demanding water conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME certified:\u003c\/strong\u003e Built to meet commercial safety and performance standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250,000 BTU:\u003c\/strong\u003e Fast, efficient heat-up for pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper-nickel heat exchanger:\u003c\/strong\u003e Resists corrosion and scaling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Digital display for precise temperature control and diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact design:\u003c\/strong\u003e Space-saving footprint for easier installs and retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx emissions:\u003c\/strong\u003e Compliant with air-quality regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460772\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp ASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e250,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003ePropane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eCopper-nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (L x W x H)\u003c\/th\u003e\n\u003ctd\u003e36\" x 23\" x 28\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eApprox. 130 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eCommercial and residential pools\/spas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping Box Dimensions\u003c\/th\u003e\n\u003ctd\u003e36 x 25 x 30 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMasterTemp ASME 250 propane heater\u003c\/li\u003e\n\u003cli\u003eUser and installation manual\u003c\/li\u003e\n\u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is propane, that your facility or local code calls for ASME-certified equipment, and that venting, clearances and gas line sizing are approved. Installation should be done by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867660787958,"sku":"460772","price":3850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/mastertempasme.jpg?v=1768505239"},{"product_id":"pentair-mastertemp-asme-hd-400-heater-natural-gas-400k-btu-461021","title":"Pentair MasterTemp ASME HD 400 Natural Gas Pool Heater, 400K BTU | 461021","description":"\u003cp\u003eThe Pentair MasterTemp ASME HD 400 (part number 461021) is a heavy-duty 400,000 BTU natural gas heater for commercial pools, aquatic facilities and premium residential installations. It combines an ASME-certified copper-nickel heat exchanger with a fully enclosed, weather-resistant cabinet for long service in high-use environments.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400,000 BTU:\u003c\/strong\u003e Fast heating and recovery for large pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-certified heavy-duty build:\u003c\/strong\u003e Meets commercial code requirements for safety and construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper-nickel heat exchanger:\u003c\/strong\u003e Greater corrosion resistance than standard copper in harsh or high-use water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-surface ignition:\u003c\/strong\u003e Reliable startup without a standing pilot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Clear readouts and easy adjustments for operators and technicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx design:\u003c\/strong\u003e Complies with emissions standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Engineered to minimize noise at high output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e461021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp ASME HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e400,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat Exchanger\u003c\/th\u003e\n\u003ctd\u003eCopper-nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eThis model runs on natural gas only; propane versions use different part numbers. Confirm your facility code requirements, venting, clearances and gas line sizing, and have a licensed professional install it. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867660886262,"sku":"461021","price":4750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/mastertempasme_1.jpg?v=1768505242"},{"product_id":"pentair-mastertemp-250-heater-propane-gas-250k-btu-460733","title":"Pentair MasterTemp 250 Propane Pool Heater, 250K BTU | 460733","description":"\u003cp\u003eThe Pentair MasterTemp 250 (part number 460733) is a 250,000 BTU propane heater for residential pools and spas. Its compact design fits most equipment pads, and propane operation makes it a good choice for homes without natural gas service.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e250,000 BTU:\u003c\/strong\u003e Fast, reliable heating for pools and spas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePropane operation:\u003c\/strong\u003e Suited to locations without natural gas service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact design:\u003c\/strong\u003e Small footprint fits easily on most equipment pads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital controls:\u003c\/strong\u003e Easy-to-read display with built-in diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOx emissions:\u003c\/strong\u003e Compliant with air-quality standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor rated:\u003c\/strong\u003e Weather-resistant cabinet designed for outdoor installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomation ready:\u003c\/strong\u003e Compatible with many pool automation systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e460733\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBTU\u003c\/th\u003e\n\u003ctd\u003e250,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003ePropane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003ePools and spas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003eConfirm your gas supply is propane, that the BTU rating suits your pool or spa volume, and that venting, clearances and gas line sizing meet local codes. Gas, plumbing and electrical connections should be made by a licensed professional. Questions? Call \u003ca href=\"tel:+18556777796\"\u003e855-677-7796\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e with your model and part number.\u003c\/p\u003e\n\u003csection data-psw-shipping-box-dimensions=\"true\"\u003e\u003ch2\u003eShipping Box Dimensions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 x 25 x 30 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDimensions refer to the shipping carton.\u003c\/p\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49867661213942,"sku":"460733","price":3249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/files\/PENEC462028_1_cf0565f8-c552-4b32-bf95-8212a9ea7ae4.png?v=1768505253"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/0448\/4342\/collections\/PENEC462028_1_cf0565f8-c552-4b32-bf95-8212a9ea7ae4.png?v=1787805289","url":"https:\/\/poolsupplywholesale.com\/collections\/pentair-pool-heaters.oembed","provider":"Pool Supply Wholesale","version":"1.0","type":"link"}