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Retrofit Non Return Valve 110mm
For use with 110mm plastic pipework, designed to prevent foul water flowing back from the blocked sewerage system to flood the property from the inside via toilets, plug holes and...
Retrofit Non Return Valve 160mm
For use with 160mm plastic pipework, designed to prevent foul water flowing back from the blocked sewerage system to flood the property from the inside via toilets, plug holes and...
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Non Return Valve
Designed to eliminate the risk of flood damage by the backflow of sewage into properties through low level entries such as low level drain gullies, toilets and washing machine outlets. The...