Double hinge flap valve, DN80-DN600
Starting from £82.00
Flap valves are simple check valves installed on pipe outfalls or culverts to prevent debris from flowing back, such as sticks and leaves. The backing flange is cleverly drilled to faciliate either headwall or flange mounting.
Product Information
Double hinge flap valve, DN80-DN600
Metal seat double hinge flap valve with a circular aperture to prevent backflow in outfall applications.
Typically used in river, surface/storm water and treatment works outfalls.
Technical Specification
- Range: DN80-DN600
- Drillings:BS EN1092-2 1987 Table 9 (PN16) *BS10 Table D
- Maximum pressure: 6.0 metres static on-seat head
- Coating: Blue fusion-bonded epoxy (WRAS listed)
Features
- Unique lightweight ductile iron design
- Double hinge for optimal sealing
- Durable fusion bonded epoxy coated
- Anti-tamper stainless steel hinge pins
- Bushed hinge links
- Corrosion resistant construction
- Lifting eye as standard
- Drilled to suit flange and wall mounting
- Optional fasteners
Handy Hint! To ensure effective operation mount the flap valve with sufficient 'fall-away' to prevent the build-up of debris around the invert.