Smith 100108951 Thermostat is a critical OEM replacement part designed for high-performance commercial and residential electric water heaters

The MNPT union inlet and FNPT outlet configuration allows for a secure radiator steam trap installation without disturbing existing piping

Constructed with a rugged ASTM A48 Class 30 cast iron body

Key Benefits: Precise Refrigerant Metering: Maintains exact superheat levels to optimize heat transfer efficiency across the evaporator

this shaft is the standard replacement for many legacy Reznor units

Utica-Dunkirk VR-001.01 Relief Valve 322055-301 Smith 100108951 Thermostat is aThe Utica Dunkirk VR 001. 01 is a critical 3 4" 30 PSI boiler pressure relief valve engineered specifically for residential and commercial hydronic heating systems. Built with a heavy duty lead free brass body and a corrosion resistant stainless steel spring, this F30 pressure only safety valve ensures precise system overpressure protection. As a genuine OEM replacement part, the VR 001. 01 maintains the required ASME Section IV safety standards for