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Founded in 1961, as the inventor of plastic push-fit pipe fitting technology, John Guest has revolutionised many industries, beginning with compressed air. Made in Britain and trusted worldwide, we are a leading manufacturer of plumbing and heating systems, as well as solutions for an ever-expanding range of drinks dispense, water treatment, telecoms, automotive, compressed air and OEM applications. 

The innovative plastic push-fit system, JG Speedfit has unique multi-seal technology providing fast, secure connections that can dramatically reduce the installation time for plumbing and heating systems, compared to traditional methods. Simply fitted and dismounted without using tools or hot works, JG Speedfit is perfect for many first and second fix applications for hot and cold water systems and central heating. Using the same, trusted technology, our JG Underfloor range is the smart, simple and efficient way to heat a home.

Reliance Valves are world-leaders in the precise, safe control of the delivery of water, throughout domestic and commercial buildings. Our extensive range of pressure, temperature and thermostatic mixing valves protects and safeguards hot and cold water systems to create safe, comfortable homes and workspaces. As well as trusted quality, Reliance Valves benefit from many unique time and space saving features. Backed by over 70 years of innovation, we’re continually developing new and more sustainable solutions for the built environment.

Our high-performance brass push-fit range is a proven market leader across North America and Australia. Within the UK there are two ranges available, SharkBite Plumbing & Heating fittings and SharkBite Compressed Air and Pneumatics fittings and pipe. Withstanding high temperatures and pressures, both ranges quickly and securely connect pipe without the needs for tools or soldering.