50USG Natural Gas 40,000Btu Water Heater PV50N

2” CFC-free foam insulation to improve energy efficiency. Built-in heat traps on the water inlet and outlet reduce the amount of heat lost through piping. Exceeds NRCan energy efficiency standards. | State-of-the-art electronic gas control features advanced self-diagnostic capability that makes troubleshooting easy. Conveniently located T&P and drain valve for ease of installation and serviceability. | Can be vented with 2”, 3” or 4” ULC S636 PVC, CPVC or polypropylene pipe. Vertical or horizontal venting configurations. | Sensor detects the presence of flammable vapours and automatically disables the unit, preventing their ignition. Robust air intake snorkel inhibits flammable vapours from entering the combustion chamber. | Easy to install with a 3-position rotatable blower. Exclusive TankSaver design to prolong tank life. Convenient 3/4” side taps for combination applications on 50 USG high-input and 75 USG models. Suitable for elevations up to 10,100 ft. (3,078 m). Available for both natural gas or propane. Glass lining provides superior protection against tank corrosion.