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WRAS
Approved Water Fittings
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Hose union, metal |
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a. All cold water fittings located outside the thermal envelope, or those outside the building should be protected against damage by freezing.
b. A servicing valve shall be fitted to the supply pipe to this fitting and shall be located within the thermal envelope of the building. Where in existing house installations a hosepipe is to be used from an existing hose union tap located outside a house and which is not provided with backflow protection, either:
a. The existing hose union tap should be provided with a double check valve (Type EC or ED) located inside the building; or
b. The tap should be replaced with a hose union tap that incorporates a double check valve (type HUK1); or
c. A hose union backflow prevention (Type HA) or a double check valve should be continuously fitted to the outlet of the tap; or
d. Is legally installed in any premises.
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a. All cold water fittings located outside the thermal envelope, or those outside the building should be protected against damage by freezing.
b. A servicing valve shall be fitted to the supply pipe to this fitting and shall be located within the thermal envelope of the building. Where in existing house installations a hosepipe is to be used from an existing hose union tap located outside a house and which is not provided with backflow protection, either:
a. The existing hose union tap should be provided with a double check valve (Type EC or ED) located inside the building; or
b. The tap should be replaced with a hose union tap that incorporates a double check valve (type HUK1); or
c. A hose union backflow prevention (Type HA) or a double check valve should be continuously fitted to the outlet of the tap; or
d. Is legally installed in any premises.
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WRAS
Approval Number
1304906 |
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this entry |
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Range of wall mounted hose union bib taps with a brass body and non-rising spindle headwork.
Model H-04203 incorporates two check valve cartridges (suitable for backflow protection up to Fluid Category 3) and a drain port.
Maximum working pressure 16.0 bar. Maximum working temperature 85°C.
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Size: ½” BSP male |
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Model: H-04202 (without check valve cartridges).
H-04203 (with check valve cartridges).
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Marking: Size and company logo on body |
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Installation Requirements :
R001 R160
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Note: |
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Proviso: |
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Manufacturer: Zhejiang Valogin Technology Co. Ltd. |
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