Items - Unplasticized Polyvinyl Chloride (PVC - U) Pipes for Soil and Waste Discharge System as per IS 13592,Unplasticized Polyvinyl Chloride (PVC - U) Pipes for Soil and Waste Discharge System as per IS 13592,Unplasticized Polyvinyl Chloride (PVC - U) Pipes for Soil and Waste Discharge System as per IS 13592