Every kit is spec-matched to 40

verify the specific PSI rating of your system before installation

always check the specific pressure and temperature ratings of your boilers before installation

Once the system pressure falls below the 300 PSIG deactuation point

The International Environmental 70005127 Blower Wheel is a precision-engineered OEM replacement part designed for high-performance air movement in fan coil units and small ventilation systems

Sporlan 108640 SBFV-AA-C Expansion Valve 30067439-890 Every kit is spec-matched toThe Sporlan 108640 SBFV AA C is a precision engineered thermostatic expansion valve (TXV) designed for high performance flow regulation in R22 refrigeration and air conditioning systems. Featuring a unique balanced port design, this valve compensates for varying head pressures and shifting evaporator loads, ensuring consistent superheat control across a capacity range of 1 2 to 2 3 ton. Built with a durable brass bar stock body, the SBF series