This range of fittings primarily for the US market has been specifically developed to capture the most common water filtration and water treatment applications, point-of-entry filter housings & water conditioning; however, they are also suitable for applications in Plumbing Repair and Remodel, Marine and R.V. The Black UV resistant PEI range of JG Twist & Lock fittings is offered in 3/4″ and 1″ CTS sizes. The fittings are manufactured from high quality engineered plastic with EPDM ‚O‘ rings ensuring a leak-free connection. The Speedfit Push-In System is suitable for hot and cold water plumbing applications and requires no tools to assemble and are lead free. Fully demountable should it be required and ensures extensive installation time savings.