Water Heater Vent Package, 115 Voltage, 1.51 Motor Amps, Characteristics Compatible With Rheem And Ruud Commercial Gas Water Heaters From 199, 900 TO 399, 900 BTU, Not For Use On LoNOx Water Heaters, Application For Upgrading Water Heaters From Electric To Gas In Renovations Or New Construction Where No Chimney Exists, Function Allows Venting Up to 50 Feet away from a Side Wall, Standards AGA Certified RestrictionsNote: Compatible with Rheem-Ruud commercial gas heaters from 98,000 Btu to 400,000 Btu. Not for use on Low Emission water heaters.California Proposition 65 Warning: This product contains a chemical known to the State of California to cause cancer. Commercial Gas Water HeatersFactory-installed T&P valves are AGA/ASME rated.Power Venter KitsAllow venting up to 50 ft. away from a side wall where no chimney exists. Aluminum vent terminal with heat shield allows installation through combustible or noncombustible surfaces. Kit includes vibration isolators.