Combination Air Release & Vacuum Breaker Valve

Introduction
Combination air valves are normally installed at high points where air would naturally rise ahead of the incoming liquid during filling and collect during operation and/or where negative pressure first occurs during draining.

Benifits

• Pressure & Vacuum relief function
• Anti-Surge & Anti-Shocks
• Surge an waterhammer protection
• Liquid overflow protection
• Provides high capacity venting for pipeline protection
• Increasing of pump efficiency
• Less system energy
• Maintenance free
• Release small pockets under operation pressure