John Guest Products General Information
John Guest has a long established reputation as a world leading manufacturer of push-in fittings, tubing, and other fluid control products. This reputation is built on producing consistently high quality products with an ongoing commitment to both value engineering and product development. John Guest has been an ISO 9001 registered manufacturer since 1989.

John Guest push-in fittings have been designed for a wide range of industrial applications. They provide a fast and secure way of connecting tubes and offer considerable advantages over conventional fittings.

Complex tubing systems can be assembled more rapidly than with traditional methods and because John Guest fittings are easy to disconnect, fault finding and maintenance become a much easier operation.
These products are produced in FDA approved materials, making them especially suitable for food quality applications.
  • Suitable for inert gases, liquids, and vacuum
  • Fast installation time — “right first time every time”
  • Suitable for metal or plastic tubes
  • No tools needed
  • Quick disconnection
  • Can be re-used many times
  • Superior flow characteristics
  • Wide ranges of sizes and configurations
  • Collet covers prevent accidental removal of tube and allow color coding
  • Fittings are produced in Food and Drug Administration (FDA) approved materials
  • Quality manufacture — John Guest has been an ISO 9001 manufacturer since 1989
  • NSF 51 Certified — suitable for contact with foodstuffs
  • NSF 61 Certified — suitable for use in potable water systems
NSF 51 and NSF 61 approved FDA Approved Materials ISO 9001 since 1989 Recommended for food quality applications WRAS Approved Product SK 266-001
Materials of construction
John Guest fittings are made up of three components:

      1.  Bodies are produced in acetal copolymer or polypropylene.
      2.  O-rings are nitrile rubber or EPDM.
      3.  Collets are produced in acetal copolymer or polypropylene with stainless steel teeth.
Safe Water Technologies, Inc.
996 Bluff City Boulevard
Elgin, IL 60120 USA
Telephone: +1.847.888.6900
Facsimile: +1.847.888.6924

Last Updated: January 3, 2014