The polypipe polysewer pssp3 seal pack delivers certified sealing performance for adoptable sewer installations spanning 300mm diameter applications. Engineered to meet bs en 13476-3 and wis 4-35-01 standards, this seal pack provides compliant solutions for drainage systems requiring adoption by sewerage or water authorities. Manufactured from high-grade epdm material, the seal pack ensures durable, long-term sealing integrity across gravity sewer systems. The robust construction offers reliable performance within the polysewer range, supporting projects from small diameter installations through to larger ridgisewer configurations. Suitable for drainage projects adhering to sewers for adoption 7th edition guidelines, the pssp3 integrates seamlessly into professional sewer system installations. The distinctive blue finish aids component identification during installation and inspection processes. Features & benefits: certified to bs en 13476-3 and wis 4-35-01 industry standards for compliant installations. Epdm construction delivering robust sealing performance and chemical resistance. Suitable for adoptable sewer systems requiring approval by sewerage or water authorities. Compatible with polysewer gravity sewer systems for small diameter projects 110mm to 300mm . Integrates with larger ridgisewer configurations 400mm to 600mm for expanded application flexibility. Ideal for drainage contractors, civil engineering projects, and municipal sewer installations requiring certi...