Heavy Duty Cast Iron Air Release And Vacuum Valve With 2 Inch Inlet And 1 Inch Outlet FNPT, 316 Stainless Float, 29 In Hg Vacuum, 250 F Max Temperature, ASTM A126 Class B, No Fuss Water Piping Systems

Heavy Duty Cast Iron Air Release Valve, 2 in inlet (Single)
✔️ 2 in inlet, 1 in outlet FNPT, 316 SS float, 29 inHg vacuum

This air release/air vacuum valve is designed for wastewater piping systems. It vents trapped air and releases vacuum to protect equipment, often installed in sewer lines or drainage networks.

✅ Inlet size: 2 in
✅ Outlet size: 1 in FNPT
✅ Vacuum pressure: 29 inHg
✅ Max temperature: 250 F
✅ Body material: Cast Iron
✅ Float material: 316 Stainless Steel
✅ Max pressure: 150 psi
✅ Vent capacity: 25 scfm at 150 psi
✅ Standards: ASTM A126 Class B
✅ Connection type: FNPT

💡 What is an air release valve used for in wastewater piping systems?

This valve vents trapped air and prevents vacuum in piping, helping maintain flow and protect equipment.

- vents trapped air to prevent air locks in flow systems
- prevents vacuum-induced collapse in piping and protects pumps
- compatible with 2 in inlet and 1 in outlet FNPT connections
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