This document specifies requirements and test methods for pipes and fittings which are part of piping systems for the rehabilitation of non-pressure underground drains and sewers. NOTE            It is not applicable to use of PVC-U material for rehabilitation of pipes under pressure. It is applicable to unplasticized poly (vinyl chloride) (PVC-U) pipes, fittings and assemblies, as manufactured and as installed with service temperature not exceeding 35 °C. It is not applicable to the existing pipeline. This document is applicable to the renovation technique family “lining with close-fit pipes”.