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John Guest Products

Intelligent plastic push-to-connect fittings and technologies for specialist industries

With 60 years of engineering driven by a spirit of innovation and a focus on quality and technology, John Guest has become the world’s leading OEM supplier in plastic push-to-connect fittings, tubing, pipe connections, and other fluid control products. The trusted choice for OEMs around the globe, John Guest serves a diverse range of markets and applications, from water filtration and beverage dispensing to car wash systems and agriculture. So, whether you’re working in beverage dispense, water quality, or air and pneumatics, John Guest solutions give you the versatility and reliability to produce strong results. 

Explore John Guest plastic plumbing fittings and connectors to find a solution for your every need.


OD Tube Fittings

(5/32 — 1/2 in.) John Guest has a robust selection of inch- and metric-sized push-fit tube fittings for applications ranging from food quality and vending to pneumatics and agriculture.

OD Valves

 (1/4 — 1/2 in.) Polypropylene and acetal valves for water filtration and beverage applications.

LLDPE Tubing

Robust, versatile poly tubing for various applications.

CTS Fittings

(3/8 — 1 in.) Advanced technologies for copper tube-size fittings and plumbing installations.

CTS Valves

(1/2 — 3/4 in.) Reduce installation times with ProLock and Speedfit CTS valves.
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OEM Solutions

For over 60 years we’ve been an OEM supplier, developing innovative problem-solving products, in partnership with manufacturers from diverse industry sectors. If you need a fast, simple and reliable pipe or tube connection for any application, talk to our push-fit experts.

RWC Family of Brands

Push-to-connect plumbing solutions for residential and commercial applications.

Pipe supports, acoustic solutions, firestop systems, DWV and water heater accessories.

PRVs, TMVs and T&P relief valves for safeguarding water systems.

Push-to-connect technologies for drinks dispense, pure water, pneumatics and OEMs.

Manufacturing and distributing premium quality appliance, plumbing and MRO products trusted by pros for decades.

Supplying reliable products for wholesalers, appliance manufacturers, retail buyers and buying groups.

Water Purification Supplier Chooses John Guest

Whether they're building water treatment systems for homes or for coffee shops, this water quality manufacturer uses only the best components possible. Which is why they've been using John Guest for 25 years. Hear what Chester Paul Company has to say about John Guest's reliability and support as an OEM supplier.

Watch Water Purification Suppliers Choose John Guest - OEM Testimonial | John Guest on YouTube.
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Technical Downloads:

Spec sheets, installation instructions, catalogs and more

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