Pentair Master Temp 400,000 BTU Low NOx Natural Gas Pool Heater

The Pentair Master Temp offers all the efficiency, convenience and reliability features you want in a pool heater, plus a lot more. As easy to use as your home heating system, plus, user-friendly indicator lights make system operation and monitoring a snap. The compact design and super quiet operation won't intrude on your poolside leisure time. Heavy-duty (HD) unit with cupro-nickel exchanger stands up to the harshest of applications, like low pH, high flow or heavy use.

No matter what you’re seeking in your swimming pool heater, MasterTemp measures up. Compare this list of features to any other and you’ll see why MasterTemp is setting a new standard for total value.

• Very compact design for such a high performance heater, allows for smaller overall equipment pads that won’t intrude on your poolscape
• A fully pre-mixed system with a highly efficient air and gas mixture lets MasterTemp heat up fast. No long waits before enjoying your pool or spa
• Compare energy efficiency ratings and you’ll find MasterTemp at the top of the list. Comfort and economy can go together
• With a hot surface ignition (no pilot light) and pushbutton, digital controls, MasterTemp is as easy to operate as your home heating system. Plus, user-friendly indicator lights make system operation and monitoring a snap
• The easy-to-view, rotating digital display places controls front and center, no matter how MasterTemp is positioned on your equipment pad
• MasterTemp is engineered for super-quiet operation and won’t intrude on your poolside leisure time
• A tough, rustproof composite exterior handles the heat and weathers the elements
• Eco-friendly, MasterTemp is certified for low NOx emissions and outperforms industry standards
• Safe operation is assured through a series of features, including: a water pressure switch that senses the pump is running to prevent overheating, high limit switches assure the heater turns off if water temperature exceeds factory set limits, manual gas shut-off when service is required, stack flue sensor also guards against overheating
• Approved for installation on combustible surfaces
• 2 Year Limited Manufacturer's Warranty

Don’t be left out in the cold with heaters that don’t measure up to today’s longer list of must-have features. Insist on MasterTemp and you’re insisting on better performance and lifetime value!

Pentair Master Temp’s easy-to-read controls make system operation and monitoring simple. Pool and spa temperatures can be pre-set and controlled with the push of a button. A digital display indicates the water temperature, and five LED lights give you system status and let you know if the heater needs service.

An Eco Select Brand Product

The Master Temp high performance heaters offer best-in-class energy efficiency. Plus, they are certified for low NOx emissions, making them eco-friendly favorites. That's why MasterTemp is an Eco Select brand product. The Eco Select brand identifies our “greenest” and most efficient equipment choices. These products save energy, conserve water, eliminate noise, or otherwise contribute to a more environmentally responsible equipment system. As the global leader in pool and spa equipment manufacturing, we strive to provide greener choices to our customers. We hope you’ll join us in embracing more eco-friendly poolscapes by choosing Eco Select branded products for your swimming pool.

Best-in-class energy efficiency

• High efficiency rating makes these heaters extremely economical to operate. If your pool heater is more than 5 years old, chances are a MasterTemp could quickly pay for itself in utility bill savings
• Optimized fuel/air mix provides superior efficiency and faster heat up
• Standard and ASME Copper Heat Exchangers 84% efficient Heavy-Duty (HD) Cupro-Nickel Heat Exchangers 81% efficient
• Certified for low NOx emissions
• In fact, our heaters outperform current industry standards for air pollution exhaust
• Super-quiet operation
• Built to last longer
• Tough composite exterior won’t corrode; stands up to both heat and weather

• Owner's Manual (PDF)
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• Product Brochure (PDF)
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• Warranty Registration Card (PDF)
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