5KCP39GGK359BS

You can slide the contact arm to match the amp rating of your primary heating control to optimize performance

For technicians managing multi-stage HVACR setups

making it a staple for technicians maintaining 5-ton York air handlers and rooftop units

Universal Compatibility: Engineered for use with A2L refrigerants and high-pressure legacy gases

Watts 0590721 Air Vent 321702-401 5KCP39GGK359BSThe Watts 0590721 FV 4M1 1 Air Vent is a high performance 1 inch automatic air vent valve designed for veteran contractors managing commercial and residential hydronic heating systems. Engineered with a rugged brass body construction, this vertical pattern vent facilitates the continuous removal of trapped air from both hot and cold water distribution lines, preventing air lock and system noise. It features a 150 PSI maximum pressure rating and a