York S1-024-39716-000 Pressure Switch 320788-703 this lead-free backflow preventer features
Platform notes & fabric story
Description
York S1 024 39716 000 Pressure Switch 320788 703 this lead free backflow preventer features this lead free backflow preventer features a modular design with two independent check valves and an intermediate relief valve OEM Integrity: Built to withstand high static pressure environments in residential and commercial air handlers