Aquabrake Double Orifice Air Valve

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Aquabrake Double Orifice Air Valve is used to prevent pressure build-up, vacuum in the pipe system and to control bleed of gas to maintain stability. Suitable for potable and filtered water applications.  Please see below our Working with Air Valves document and the Aquabrake Double Orifice datasheets under the Technical Features tab. 

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
1" BSP AQ/AV3F25 B
£271.20 £226.00
2" BSP --2 B
POA
Out of stock
DN50 AQ/AV3F50 B
£367.20 £306.00
DN80 AQ/AV3F80 B
£463.20 £386.00
DN100 AQ/AV3F100 B
£559.20 £466.00
DN150 AQ/AV3F150 B
£914.40 £762.00
Out of stock
DN200 AQ/AV3F200 B
POA
Out of stock
DN250 AQ/AV3F250 B
POA
Out of stock
DN300 AQ/AV3F300 B
POA
Out of stock

Details

Double orifice air valve, having three functions:

  • Efficient release of gas to prevent pressure build up
  • Ingress of gas to prevent vacuum in the pipe system
  • Controlled bleed of gas to maintain stability

 

Suitable for potable and filtered water applications

Technical Specifications

  • Standard: BS EN 1074-4
  • Inlet: 1" BSP to DN200
  • Maximum working pressure: 16 Bar (25 and 40 Bar on request)
  • Temperature range: -10°C to 60°C, insulate at 0°C and below
  • Hydrostatic pressure tests:
    Seat: 1.1 x PN
    Body: 1.5 x PN
  • Coating: Fusion bonded epoxy (WRAS listed)

 

Options

  • Isolating valve
  • Tapped cowl
  • Insect mesh
  • Surge alleviation mechanism

 

Features

  • Directly acting solid cylindrical float
  • Lightweight compact single chamber design
  • Patented small orifice configuration
  • Excellent flow capacity
  • Drain valve
  • Crrosion resistant construction
  • WRAS approved

 

* Please note models 2" BSP and DN200 are not available to buy online.  Please contact our sales team for further information.

Applications

  • Clean Water Treatment Works
Type Code Weight (kg) Curve Price PDF Delivery Status Compare

1" BSP

AQ/AV3F25

2.8

-

£271.20 £226.00

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2" BSP

--2

6.2

-

P.O.A.

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DN50

AQ/AV3F50

8.3

A

£367.20 £306.00

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DN80

AQ/AV3F80

12.4

B

£463.20 £386.00

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DN100

AQ/AV3F100

20

C

£559.20 £466.00

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DN150

AQ/AV3F150

49

D

£914.40 £762.00

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DN200

AQ/AV3F200

58

E

P.O.A.

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DN250

AQ/AV3F250

121

-

P.O.A.

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DN300

AQ/AV3F300

127

-

P.O.A.

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  • Same day dispatch
  • Lead times may apply
  • DN: Nominal Diameter
  • ¤ Please note that these models are not available to buy online. Please contact our sales team for further information.

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