Fours - High Performance Air Release Valve
* Highest Air Discharge Rate
* 100% Tamper Proof
* Zero Water Leakage
* Unaffected by Strong Air Flow
* Maintenance Free

Salient Features:
* Tamper Proof Design - No Water Loss and No Damage to Valve
* Double Orifice & Double Float
* S.S. 304 Large & Small Float
* S.S. 304 Guiding Stem for Large Float gives 100% perfect closing
* Aerodynamic Bucket Design for Max. Airflow & Restricts entry of Foreign Material
* Integral Vent Welded to inverted Cap made of M.S. restricts Tampering of Air Release Valves Large Orifice
* Small Orifice Automatic Valve Vertically assembled, discharges small quantity of dissolved air / air pockets automatically
* Small orifice restricts insertion of any external tubing
* High Tensile Steel Allen Bolts ensures Tamper Proof ness of Air Release Valve
* Designed as per AWWA C512-92 Standards.
* Tested as per IS 14845-2000
* Light and Compact Design
* Sluice Valve or Butterfly Valve can be provided for isolation purpose.

Function & Application:
* Kinetic Type : Release and admit air at high flow rates from and into the water pipeline while pumping, filling and emptying.
* Automatic Type : Release accumulated air from the water during flow through pipe under pressure avoiding advancement of cavitation and air bubbles caused by changes in flow conditions
* Also available with Non Slam Operational feature.