Caleffi 502710A Air Vent with Check Valve, Automatic, 1/8" Outside NPT, RoboCal

A Caleffi 502710A Air Vent with Check Valve purges trapped air and seals backflow so the HVAC network maintains steady circulation and consistent performance.

• Real OEM air vents with check valves prevent backflow and unwanted discharge, helping maintain safe system pressure and reducing hazards from sudden surges in pressure lines
• Product Type: Air Vent
• Includes: Check Valve
• Type: Automatic
• Connection Type: 1/8" Outside NPT