This product is made to be installed with 32mm push fit pipe or fittings, which actually measures 35mm. If your pipe or existing fittings do not measure 35mm, or has ABS printed on the pipe or fittings, this fitting is not compatible and you will require 36mm solvent weld fittings Tank connector designed to connect waste pipe to a tank or similar, connection thread diameter 47.3mm, thread length 30mm This listing is for a Pack of 1 Supplied with rubber sealing washer Pushfit White Waste Pipe Fitting, Weight: 0.0881849048 pounds, Manufacturer: Floplast