John Guest, part of the RWC family of brands, is the world’s leading manufacturer of plastic push-fit fitting, valves, pipes and tubing. Millions of our products are used worldwide by a diverse range of sectors, from Drinks Dispense to Plumbing & Heating, Compressed & Pneumatics, Water Filtration, Telecoms, and Automotive as well as numerous OEM applications. Innovative design is at our core. It means clever, timesaving solutions for you, engineered with lasting quality you can rely on. From state-of-the-art R&D to world-class product testing and quality control, our innovations are the by-product of pure engineering mastery. The same ethos drives our customer service and design service, ensuring we provide expert support whenever you need it.