Double hinge flap valve, DN80-DN600

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Metal seat double hinge flap valve featuring a circular aperture to prevent reverse flow in outfall applications.
Starting From POA

Orders placed by 4pm have same working day dispatch and next working day delivery, selected models only

Grouped product items
Type Code Band Price Quantity Delivery Status
DN300 AQ/FLAP300 B
£483.60 £403.00
DN600 AQ/FLAP600 B
£1,488.00 £1,240.00
DN225 AQ/FLAP225 B
£309.60 £258.00
DN450 AQ/FLAP450 B
£960.00 £800.00
DN150 AQ/FLAP150 B
£171.60 £143.00
DN350/375 AQ/FLAP350 B
£669.60 £558.00
DN80 AQ/FLAP80 B
£81.60 £68.00
DN250 AQ/FLAP250 B
£355.20 £296.00
DN100 AQ/FLAP100 B
£115.20 £96.00
DN200 Double Hinge Flap Valve AQ/FLAP200 B
£243.60 £203.00
DN400 Double Hinge Flap Valve AQ/FLAP400 B
£730.80 £609.00
DN500 Double Hinge Flap Valve AQ/FLAP500 B
£1,215.60 £1,013.00

Details

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.

Type Code Weight (kg) Price PDF Delivery Status Compare

DN300

AQ/FLAP300

32

£483.60 £403.00

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DN600

AQ/FLAP600

93

£1,488.00 £1,240.00

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DN225

AQ/FLAP225

20

£309.60 £258.00

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DN450

AQ/FLAP450

56

£960.00 £800.00

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DN150

AQ/FLAP150

11

£171.60 £143.00

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DN350/375

AQ/FLAP350

34

£669.60 £558.00

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DN80

AQ/FLAP80

5

£81.60 £68.00

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DN250

AQ/FLAP250

23

£355.20 £296.00

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DN100

AQ/FLAP100

6

£115.20 £96.00

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DN200 Double Hinge Flap Valve

AQ/FLAP200

16

£243.60 £203.00

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DN400 Double Hinge Flap Valve

AQ/FLAP400

49

£730.80 £609.00

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DN500 Double Hinge Flap Valve

AQ/FLAP500

68

£1,215.60 £1,013.00

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  • Same day dispatch
  • Lead times may apply
  • DN: Nominal Diameter

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