Each fitting is pre-assembled and ready to use so there’s no need to disassemble the fittings or prepare the pipe prior to use. Simply cut the PE pipe square and slide it into the fitting until you feel the first point of resistance and then tighten the nut to the flange on the body of the fitting. - Each fitting is pre-assembled and ready to use - The Joiner range provides the flexibility to easily add fittings to lengths of pipe due to its clever design - Connect metric polyethylene pipe together effortlessly in pressure pipelines - Standard impact areas and smooth full flow interior