This model shows a polypropylene (PP-HT) end cap designed for ?50 mm household sewer pipes. It is typically used to close off unused pipe ends in drainage features of polypropylene pipe fittings include:high mechanical strengthresistance to chemical corrosiondurability at operating temperaturesreliable sealing when properly italledThe design follows common standards for building drainage systems and is suitable for both wastewater and rainwater applicatio.