The John Guest Speedfit Superseal Pipe Insert provides additional support when connecting 22mm Speedfit pipe to a compatible Speedfit push-fit fitting. The insert helps keep the cut pipe end round and minimises deformation, supporting a more secure connection. Its dual O-ring design provides enhanced sealing security: one O-ring seals between the insert and the inside of the pipe, while the second seals inside the push-fit fitting. Used with a Speedfit push-fit fitting, the insert contributes to a multi-seal connection alongside the fitting's main O-ring. Suitable for hot and cold water systems and central heating applications. For use with Speedfit pipes and fittings only. Supplied as a pack of 5. Dual O-ring construction provides enhanced sealing security in Speedfit push-fit connections. Helps preserve the pipe end shape after cutting, supporting the structural integrity of the connection. Helps reinforce the pipe and improve rigidity when side loads are applied. Suitable for hot and cold water systems, as well as central heating applications. For use exclusively with compatible John Guest Speedfit pipes and fittings. Pack of 5 inserts for 22mm Speedfit pipework. Plastic construction supports dependable performance in pipe connections. Designed and manufactured in the UK.