The extended 8-inch T&P valve probe is required when the tank insulation is thick

The logic circuit provides precise 120V blower motor timing and 24V gas valve regulation

Field technicians often utilize this part in Reznor unit heaters and forced-air systems where precise low-pressure sensing is required to maintain equipment uptime and safety

and Rheem using the included hardware

This fast-opening redundant valve is a direct replacement gas valve for a wide range of OEM components

Weil McLain 381-800-477 Vent Damper 319852-301 The extended 8-inch T&P valveWhen you are servicing gas fired systems, the Weil McLain 381 800 477 7 inch vent damper is the critical OEM component required to maintain proper draft and combustion efficiency. This automatic vent damper is the verified direct replacement for the legacy Weil McLain 510 512 347 model. Engineered specifically for boiler venting systems, this unit facilitates fuel savings by closing the flue during the off cycle to prevent standby heat loss, while