John Guest’s ProLock Male Connectors are available in 3/8” CTS X 1/2” NPT to 1” CTS X 1” NPT sizes. They require no tools to make secure, leak-proof connections. These connectors are ideal for under-counter filter housings. Its body is manufactured from high-quality engineered black thermoplastic allowing the male connectors to be UV-resistant outdoors. These fittings are suitable for use with copper, PEX or CPVC pipe. They are also lead-free and carry a 25-year warranty against defects in materials or manufacturing.

John Guest USA.