Direct OEM Compatibility: Specifically designed to match the electrical and physical footprints of 38AB

When the evaporator coil temperature drops below its set point

while the diaphragm-isolated spring chamber prevents corrosive system fluids from making contact with the steel-plated alloy spring

preventing condensate leaks that can damage heat exchangers

Its resilient base mounting provides excellent vibration dampening

Resideo V2040DSL25 Straight Body 326058-756 Direct OEM Compatibility: Specifically designedThe Resideo V2040DSL25 is a professional grade straight pattern thermostatic radiator valve designed for precision temperature regulation in one pipe steam or hot water hydronic systems. Featuring a heavy duty nickel plated bronze body and a 1 inch NPT connection, this valve is the industry standard for replacing manual valves in baseboard or straight run radiator applications. Engineered for the field, the V2040DSL25 utilizes an EPDM adjustable