John Guest
Push-fit devices by John Guest are simple to construct, dismantle, and clean. The plastic fittings are connected by pressing on a collar, which tightens the connection with a quarter turn. This unique construction is leak-proof and favorably durable, even at shallow temperatures. It offers a comprehensive collection of top products designed to enhance efficiency and safety in the installation and maintenance of plumbing, heating, air conditioning, and electrical systems. They are experts in fluid control devices and have been for many years.