The Polypipe Underground Inspection Chamber Base 4 Inlet 320mm Dia Black is integral to an underground drainage system. The product is supplied with four inlet stoppers measuring 110mm in diameter. The product is made from Polypropylene material, which ensures durability and strength without causing pressure and stress cracking problems. The product enables the drains to be cleared, cleaned and inspected when required. It also provides electrical and chemical resistance at high temperatures.

Brand Name	Polypipe