- Raypak 014938 Digital Electronic Liquid Propane Heater with Cupronickel Heat Exchanger 180K BTU.
- Raypak Natural Gas Heater 206K BTU is the best choice for above-ground pools.
- This heater is fully serviceable and allows to you extend your swim season and close it later. This pool heater features a polyester-coated, non-corrosive cabinet. It also comes with polymer headers, and an all-copper-fin-tube heat exchanger, and is fuel efficient. It also features microprocessor-based thermostat control, so you never have to worry about readjusting your pool temperature again.