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Swimming Pool Supplies Home » Pool Equipment » Pentair Pool Heaters » MasterTemp 125K BTU Natural Gas Pool and Spa Heater

MasterTemp 125K BTU Natural Gas Pool and Spa Heater

The MasterTemp 125 Natural Gas Heater is ideal for smaller applications, including aboveground pools, spas and inground pools up to 15,000 gallons.High Performance, Eco-Friendly Heaters

MasterTemp® Pool and Spa Heaters are designed for efficiency, convenience, and reliability. With a digital, rotating display that is easy to use and built-in indicator lights, system operation and monitoring is super easy. The compact design and super quiet operation won't intrude on your poolside leisure time. Heavy-duty, corrosion-resistant components are used throughout so this heater can stand up to the harshest of applications, like low pH, high flow, or heavy use. The MasterTemp® 125 also features a standard 115 plug-in cord, so it’s perfect for above ground pools. Just hook up a gas line, plumb, and plug it in!
  • Heats up fast so no long waits before enjoying your pool or spa
  • 1-1/2 inch plumbing makes it ideal for smaller pools up to 15,000 gallons
  • Best-in-class energy efficiency
  • Manual gas shut-off when service is required
  • Eco-friendly MasterTemp® is certified for low NOx emission and outperforms industry standards
  • Rotating digital display allows for easy viewing
  • Tough, rustproof exterior handles the heat and weathers the elements

  • Additional Images

  • Warranty: 1 Year Limited Warranty
  •   Available Products
    Qty. Item No. Item Name ONLY!  WAS 
    4 Month
    Payment Plan
    E3900   MasterTemp 125K BTU Natural Gas Pool and Spa Heater   $1,124.99   $1,249.99   $281.25  

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