Caleffi 502115A MINICAL™ Automatic Air Vent with Check Valve, 1/8" MNPT mach-blue Filter Type: HEPA

Filter Type: HEPA

providing you with visibility to where tools are across your network of jobs

Hooked tip latches on locknut for ultimate turn leverage

and a large interior compartment to easily carry a wide assortment of hand tools

Caleffi 502115A MINICAL™ Automatic Air Vent with Check Valve, 1/8" MNPT mach-blue Filter Type: HEPACaleffi 502115A MINICAL Automatic Air Vent with Check Valve, 1 8" 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 The check valve on the 5021 series allows for easy replacement