John Guest Speedfit 12mm Female to 3/8" (10mm) Male Barb Straight Adaptor

John Guest Speedfit 12mm Female to 3/8" (10mm) Male Barb Straight Hybrid05 For push-fit connection of 12mm O/Dia semi-rigid water pipe to 3/8" (10mm) ID Flexible Pipe. Also available to connect to 1/2" (12mm) ID Flexible Pipe, see other listings. John Guest Speedfit 12mm Female to 3/8" Male Barb Straight Connector. We source these fittings and assemble them prior to shippng, you can't buy this adaptor from anywhere else in such a compact form. Can be used on hot or cold pipework. Makes installation easier and straightforward In stock and Dispatched Promptly