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Hydrant and Air Isolation Valve
Derwent Industries Isolation Valves are designed for the fire industry. The screw down hydrant for fire applications is available in both ACC and CC configuration, providing an Table D outlet flange, rated to PN16. The base of the Hydrant is slotted to allow for both DN 80 and DN 100.
- Features:
- Ductile Iron Body and top to AS 1831
- Coating: Fusion Bonded Epoxy (FBE) (Or approved equivalent) Standard: AS/NZS 4158
- Clamping Plate: 316 Stainless Steel
- Bolts, Nuts and Washers: 316 Stainless Steel (Anti galling coating)
Applications:
The Derwent Industries Isolation Valves are for use with either Potable Water or Reuse Water for fire protection.
| Product Code | Description |
|---|---|
SIZE RANGE: | DN80 |
OUTLET FLANGE | aS 4087 – Table D |
CODE | ISOLATION80 |
PRESSURE RATING | PN16 Only |
TEST PRESSURE | Body 2.4 MPa |
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FAQ
What is a fire hydrant valve used for?
In Derwent’s range, the hydrant and air isolation valve is used with fire hydrants for Potable Water or Reuse Water for fire protection. It functions as an isolation valve associated with the hydrant, rather than as a standalone firefighting outlet.
What is the hydrant and air isolation valve made from?
- Body and top: Ductile Iron, manufactured to AS 1831
- Coating: Fusion Bonded Epoxy (FBE), or approved equivalent, to AS/NZS 4158
- Clamping plate: 316 Stainless Steel
- Bolts, nuts and washers: 316 Stainless Steel, with an anti-galling coating
What configurations are available for Derwent's hydrant and air isolation valve?
It’s available in a screw-down design, in both ACC and CC configuration, with a Table D outlet flange rated to PN16.
What sizes does the hydrant and air isolation valve come in?
The standard product code is for DN80, and the base of the hydrant is slotted to allow for both DN 80 and DN 100
