The Watts 0342691 (Model 335M2) is a high-capacity boiler pressure relief valve engineered for hydronic heating systems and low-pressure steam applications

Bypassing a safety limit switch is never recommended outside of momentary diagnostic testing by a qualified technician

This critical component serves as the electronic equivalent of a pressure switch

8-inch diameter profile that ensures optimal fluid dynamics and consistent cooling for Grindmaster 3587 compliant units

intermittent blower operation

Heil Quaker ICP 1013083 Transition Gasket The Watts 0342691 (Model 335M2)The Heil Quaker ICP 1013083 Transition Gasket is a critical OEM sealing component designed specifically for secondary heat exchanger and collector box transitions in high efficiency natural gas furnaces. Measuring approximately 18 1 2 inches by 2 1 4 inches with a 1 8 inch thickness, this ICP furnace transition gasket features a 14 hole pattern precision punched to ensure exact alignment with the transition body. As a veteran grade HVAC replacement