Code
    WMTS-501:2016
    Name
    Anti-infiltration overflow-relief device
    Description
    This WaterMark Technical Specification sets out requirements for moulded PVC-U anti-infiltration overflow-relief devices, of nominal size DN 100, that are intended, upon installation in an overflow relief gully (ORG), to prevent the infiltration of surface waters to the sewerage and drainage systems and provide for the overflow relief of any surcharge of the sewerage and drainage systems.
    WM Specification File
    WMTS-501-2016-Anti-infiltration-overflow-relief-device.pdf (718.25 KB)
    WM Specification
    Yes