Get the most from your swimming season with the 135,000 BTU Propane Heater from Hayward. Now you can swim longer into the evening hours, earlier in the spring and later in the fall. The Hayward 135,000 BTU Propane Heater for above ground pools combines state-of-the-art technology with ease of operation and superior performance. Electronic display with intuitive controls for an easy to use experience. The Hayward heater features an electronic, hot surface ignition system, the Hayward heater provides 135,000 BTU input, while delivering 82% thermal efficiency and quick heating. No pilot light equals no hassle! An integral induced draft system makes this heater impervious to high wind situations. A Cupro-Nickel heat exchanger offers excellent protection against corrosion. Engineered totally managed water flow reduces pump run time for heating, low NOx emissions, greater thermal efficiency for less impact to the environment. And a simple plug-in 120 volt electric cord is provided for simple installation.