the Resideo AT150F1030 is the go-to standard for field reliability

This code often occurs if there is a blockage in the flue

The kit comes factory-equipped for natural gas but includes a separate LP gas orifice

blower speed regulation

White-Rodgers 36H65-401 Gas Valve Els PW 17895 the Resideo AT150F1030 is theThe White Rodgers 36H65 401 is a high capacity, two stage gas valve engineered for precision fuel regulation in commercial and residential heating systems. Designed as a universal solution for intermittent ignition, direct spark ignition (DSI), and hot surface ignition (HSI) applications, this 3 4" x 3 4" NPT valve provides a maximum pressure rating of 1 2 PSI. The slow open characteristics ensure smooth burner transitions, reducing mechanical stress