The Standard Anti Backflow Valve is designed to close off the outlet to prevent foul water and debris returning into a gully or room.
The Anti Backflow Valve is available in two sizes to accommodate different flow rates.
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Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that ASPEN by John Lord is consulted before specifying.
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| Uniclass (?) | Pr_65_52_07 Below-ground and pressure drainage pipes and fittings | |