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This HVAC zone control valve is an essential component for contractors requiring reliable flow regulation and long-term durability in closed-loop hydronic systems
using a genuine York wiring harness ensures that wire impedance and connector pinouts remain within factory tolerances
Durable Construction: Built to MK-S series specifications with materials that resist wear and sustain consistent conductivity
transit refrigeration
Resideo EA122A1002 Air Vent 323080-701 This HVAC zone control valveThe Resideo EA122A1002 Air Vent is a critical component for maintaining hydronic system efficiency by providing continuous, automatic air venting in boilers, radiators, and baseboard units. Designed with a 1 8" NPT connection, this high capacity float type vent effectively prevents air binding, which reduces system noise and protects pumps from cavitation. The integrated built in shutoff valve allows for seamless maintenance or replacement without
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