flame-retardant plastic

refer to the specific valve body material and trim requirements

If the furnace control board fails to receive this signal—often due to carbon buildup or oxidation on the stainless steel rod—it will initiate a safety lockout

Corrosion-Resistant Brass: Machined from high-copper content brass to prevent oxidation and ensure long-term durability in the field

Resideo 392877 Fitting flame-retardant plasticThe Resideo 392877 is a mission critical 1 4" Barbed Vent Fitting engineered for field proven reliability in gas manifold configurations. Designed to facilitate a secure, leak free connection between the vent port and the external atmosphere or combustion chamber, this component is a direct replacement for the Resideo 392877 U. It is essential for ensuring proper pressure regulation and preventing hazardous gas accumulation within the pilot or