KMC Controls VEZ-4403AMBN Valve 30067439-890 this brass automatic air vent
Baker’s notes & crumb story
Description
KMC Controls VEZ 4403AMBN Valve 30067439 890 this brass automatic air vent this brass automatic air vent prevents air bound radiators and reduces the risk of pump cavitation and system corrosion allowing for easy head replacement without draining the system