Pentair Mastertemp 400,000 BTU Heater
MasterTemp heaters are well-known for best in class energy efficiency and low emissions, even while heating your pool quickly. They feature an exceptionally compact design for such a high performance heater, so they fit on smaller, less intrusive equipment pads. Controls are intuitive and easy to use. MasterTemp heaters are also designed for super quiet operation to help keep your poolside experience tranquil. On a medium-sized inground pool, this heater will bring up your pool temperature just under 2 degrees fahrenheit per hour.