Sewage Combination Air Valve – Double Orifice, Triple Function DN50 to DN200 PN10 & 16

DN50 to DN200 Temp –10ºC to 80ºC PN10 & 16

Flow Media – Sewage Water

Manufacture:  BS EN ISO 9001:2015 QMS ISO 14001:2004 EM

Design Standard: BS EN 1074 -4 AWWA C512


  • Flange Drilling in accordance to BS EN1092-2
  • Manufacturing standards meets BS EN 1074-4 and AWWA C512
  • Fasteners Stainless Steel
  • Strong Float to prevent damage during water hammer
  • Optional Anti-shock mechanism to prevent fast flow & water hammer. Please consult us for more informatio
  • Spill Free – Valve will not spill before shutting off • Body design to lower sewage water flow speed
  • Internal body guide and round wall to keep float moving and liquid turbulence within this area
  • Keeps dirty or corrosive liquids inside the body so no harm to surrounding environment
  • Large air flow through nozzle to cater for high velocity
  • Optional Outside screen to prevent ingress of insects
  • Fully FBE coated inside and outside 250 μm
  • Optional 316 Stainless Steel floats