and ensures the venting system meets manufacturer specifications for air volume and static pressure

supporting static pressures up to 400 psig at lower temperatures and 250 psig at 281°F

Automatic Voltage Sensing: Supports 120/240V dual voltage applications without requiring manual jumpers

Compact Industrial Design: Features a robust build quality designed to handle the thermal stresses of commercial boiler atmospheric burner compartments

ensuring HVAC system protection in residential and industrial air handlers

Lochinvar & A.O. Smith 100146605 Gasket Kit Refrigerant and ensures the venting systemThe Lochinvar & A. O. Smith 100146605 Gasket Kit is a critical OEM boiler replacement part engineered for high performance sealing in commercial heating systems. Designed specifically for Lochinvar Knight and Armor water heater series, including PB PF 250 1000 models, this comprehensive kit ensures a pressure tight seal between the heat exchanger and burner assembly. As a direct replacement for the obsolete GKT3700, this 100146605 gasket set is field