McAlpine's 4in x 1 1/4in soil pipe boss connector comes with a fixing tool and is generally paired with the soil pipe. The hole saw size is 57mm and is used for both liquid and condensate waste.
Comes with a 10-year guarantee
Conforms to BS 6798:2009 standards
In accordance to the Building Regulations Approved Document H
Supports a dry fixing simple mechanical connection
Goes well with 1 1/4in and 1 1/2in waste pipe sizes
Supports both waste water and condensate discharge
Supports a universal connection for 1 1/4in push-fit or solvent weld waste pipe
Conforms to BS 6798:2014 and Building Regulations Approved Document H
Durable and easy to install
Technical specification
Years Guaranteed10Waist Sizeaa78ci57gsTypeBoss ConnectorsMaterialPolypropyleneColourGreySupplier Part NumberBOSSCONN110-GRRange DescriptionTrapsBrand NameMcalpine
Reviews
McAlpine Mechanical Soil Pipe Boss Connector Grey 4In X 1 1/4 Inch Bossconn110-Gr