• Rubber Flapper Swing Check Valve

Name:Rubber Flapper Swing Check Valve
Size Range:DN50-DN300
Design Standard:BS EN12334, ISO 7005
Face to Face:EN558
End Flange:BS EN1092
Test Standard:EN 12266-1
Suitable medium:Water, Sewage, Gas
Application temperature:≤ 80℃

Product Description

AQV swing check valve - non return check valve is apply to reliable reverse flow prevention with 45 degree angle decline seat which can help prompt closure and minimize the water hammer.


  1. Rubber disc is fully encapsulated in EPDM/NBR rubber for superior sealing and corrosion resistance.

  2. All iron parts are coated with fusion bonded expoxy resin.

  3. Simple design, top cover allows for access for cleaning, replacement and maintence easy.

  4. Full fow design with low head loss of pipeline.

  5. Suitable for water supply, drainage and water circulation; heat & cooling system including air-conditioning, fire-fighting & irrigation.

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