Xylem-Hoffman Specialty 401497 1/8" Air Vent 50 PSI Max 77

The Xylem-Hoffman Specialty 401497 Air Vent is designed to release trapped air from hydronic and steam heating lines to support proper fluid circulation and balanced system operation. Featuring a 1/8-inch connection and a maximum pressure rating of 50 PSI, this vent is positioned along compatible piping assemblies where accumulated air can affect heating efficiency and flow performance. Its venting mechanism assists with maintaining steady pressure conditions, controlled fluid movement, and reduced air buildup during operation. This fitting is commonly utilized for improving circulation and maintaining stable operating conditions in HVAC systems and boiler equipment during continuous heating cycles.