Twistloc push-fit products are a one step, fully demountable and reusable push-fit plumbing system which offers a guaranteed secure, peace of mind leak free joint which incorporates pressure and combination system. Quick connectors are suitable for plumbing, local/home hot water supply systems and can work with different piping materials and are certified for use with copper, PB and PEX pipe, making it easy to combine different types of pipe for repairs or new installations.