Polypipe Ring Seal Soil Single Socket Pipe 4m x 110mm (L x Dia) Black is made of unplasticised polyvinyl chloride. The product is used to create a junction to clear blockages. The single socket pipe is used in areas where pipe work is permanent and is designed to provide a good flow of fluids at ease. The pipe is used in place of threaded fittings that ensure firm fitting of the pipes. The Polypipe soil socket pipe is suitable for short intermittent discharges of hot and cold water. The soil soc