4/110mm x 1½" (1.1/2") Pipe Mechanical Soil Pipe Boss Connector (Black) - BOSSCONN110T-BL
4/110mm x 1½" (1.1/2") Pipe Black Mechanical Soil Pipe Boss Connector for 57mm hole size. Supplied with Fixing Tool. Size: 1½" (1.1/2") Standard: BS 6798:2009 and Building Regulations Approved Document H Please Note: Pipe Boss Connector allows waste water to be discharged via soil pipe