Product Specifications
Product Specifications for the Ezi-Vac Air Valves
Purpose: Air Release and Vacuum Break Valve
Applications: Slurries, chemical, sewerage, sands, pulp and dewatering
Type: Soft seated Kinetic single orifice air release and vacuum break valve. Vertical pattern-full bore design
Sizes available: DN32-DN250
Figures available: EV032 to EV250
Rating: ANSI B16.5 class 150, 300, 600 at 65° C nominal
Ends: Flanged ANSI B16.5 RF Class 150, 300 or 600 (certified) or as required
Body-inlet: Fabricated carbon steel or Cast ASTM A 216 standard other materials on request
Body-outlet: Fabricated carbon steel or Cast ASTM A 216 standard other materials on request
Float: High Density Polyethylene
Seal: Chutex wear resistant natural rubber standard other materials on request
Gasket: BS‐N90 90 shore O ring between body and outlet flange for high pressure seal
Fasteners: Carbon steel galvanised high tensile 8.8 standard or stainless steel on request
Lining: Option of Nitrile Butadiene rubber, Natural rubber, Urethane or non‐lined as specified
Face-to-Face: N/A
Testing: AS4037‐1999 and EN 12266 PT 1&2 or API598 as specified
Finish: Grit blast 2.5 and Interzone 954 2 part epoxy paint inside and out
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