Caleffi 502043A MINICAL™ Automatic Air Vent with Hygroscopic Anti-Drip Cap, 1/2" MNPT Tool_Ratchet Wrench Up to 3 months of

Up to 3 months of protection

5 gallons / 32

or for tightening the service line connection on any waterworks brass valve or fitting

Our blade features a new 8TPI design

79'' (2 cm)

Caleffi 502043A MINICAL™ Automatic Air Vent with Hygroscopic Anti-Drip Cap, 1/2" MNPT Tool_Ratchet Wrench Up to 3 months ofCaleffi 502043A MINICAL Automatic Air Vent with Hygroscopic Anti Drip Cap, 1 2" MNPT Automatic air vents are designed to remove trapped air that accumulates in heating and air conditioning systems automatically. Air removal enhances performance and life of a system by reducing the affects of: corrosion due to the oxygen pockets of air trapped in the heating emitters cavitation in the circulation pumps PERFORMANCE Medium: Water and glycol solution Max.