Air Release Valves in USA

Air Cum Vacuum Release Valve

• Size : 1-1/2" & 2"
• 1" in Plastic 1-12" & 2" in Aluminum Air vents are designed for evacuation of air when filling a pipe line and provide positive vacuum relief when pipe is draining. Use in gravity od higher pressure system. Features AV mode a semi hard, precision ground inner solid plastic...