Water Heater Vent Package, 115 Voltage, 1.26 Amps, Compatible With Any Gas Water Heater From 60, 000 to 120, 000 BTUs, Enables Installation of a Gas Water Heater Where No Chimney is Available, Allows Venting Up to 75 Ft Away From a Side Wall, Includes Fan with 4 In Inlet and Outlet, Factory Wired With 25 Ft Control Cable, Linear Limit Spill Switch, Post-purge Timer, Gas Diaphragm Switch with Aluminum Tube Connection and Heavy Duty 4 In Vent Hood. Water Heater Vent PackagesUsed to vent millivolt gas water heaters up to 75 ft. away from a sidewall. Upgrade water heaters from electric to gas in renovations or new construction where no chimney exists. Wired with 25-ft. control cable. Linear limit spill switch connects to thermocouple junction adapter to lock out heater if draft is insufficient. Inlet and outlet are 3" on 5C083, 4" on 2FRU6. Post-purge timer keeps unit operating at end of burner cycle. Gas diaphragm switch with aluminum tube connection turns unit on and off with gas flow to water heater. Heavy-duty vent hood and 6-ft. power cord.CSA Certified.