John Guest Imperial

  • PI4712S

    John Guest 4 Way Equal Cross 3/8 inch Tube

  • ASV

    John Guest Acetal Angle Stop Valve

  • BULKHEAD-CON

    John Guest Bulkhead Connector

  • PI1908S

    John Guest Collet Covers for 1/4 inch Tube OD (Pack of 3)

  • ICLT2

    John Guest Collet Locking Tool for Sizes 3/16 inch to 1/2 inch

  • END-STOP

    John Guest End Stop Connector

  • ENLARGER

    John Guest Enlarger

  • EQUAL-ELBOW

    John Guest Equal Elbow

  • EQSTCON

    John Guest Equal Straight Connector

  • EQUAL-TEE

    John Guest Equal Tee

  • FE-ADP-NPTF

    John Guest Female Adaptor 3/8 inch Tube OD x 9/1624 inch British Whitworth Thread

  • FE-ADP-BSP-CONE

    John Guest Female Adaptor BSP Thread Cone End

  • FE-ADP-BSP-FLAT

    John Guest Female Adaptor BSP Thread Flat End

  • FE-ADP-NPTF

    John Guest Female Adaptor NPTF Thread

  • FE-ADP-UNS

    John Guest Female Adaptor UNS Thread

  • SHUT-OFF-SPEED

    John Guest Shut Off Valves

  • LOCKING-CLIP

    John Guest Locking Clip (Pack of 3)

  • NC462

    John Guest Metric to Imperial Straight Adaptor 15mm x 1/2 inch Tube

  • NC641

    John Guest Offset Connector 1/2 inch x 5/16 inch Tube

  • PLUG-STEM

    John Guest Plug

  • PLUGCON

    John Guest Plug Connector

  • SHUT-OFF-SPEED

    John Guest PP Shut Off Valve Connection

  • PP-SHUT-OFF-CON-FNPTF

    John Guest PP Shut Off Valve Connection Female NPTF

  • PP-SHUT-OFF-CON-MNPTF

    John Guest PP Shut Off Valve Connection Male NPTF

  • REDUCER

    John Guest Reducer

  • BULKHEAD-CON

    John Guest Reducing Bulkhead Connector 3/8 inch x 1/4 inch Tube OD

  • REDUCING-ELBOW

    John Guest Reducing Elbow

  • REDUCINGSTCON

    John Guest Reducing Straight Connector

  • REDUCING-TEE

    John Guest Reducing Tee

  • RIGID-ELB-NPTF-M

    John Guest Rigid Elbow NPTF Male Thread

  • SCV

    John Guest Single Check Valve Connection

  • STEMBSP

    John Guest Stem Adaptor BSP Thread

  • STEMBSPT

    John Guest Stem Adaptor BSPT Thread

  • STEMNPTF

    John Guest Stem Adaptor NPTF Thread

  • STEM-ELBOW

    John Guest Stem Elbow

  • STBSPMT

    John Guest Straight Adaptor 3/8 inch Tube OD x 1/8 inch BSP Male Thread

  • STBSPMT

    John Guest Straight Adaptor BSP Male Thread

  • STBSPTMT

    John Guest Straight Adaptor BSPT Male Thread

  • STMFLMT

    John Guest Straight Adaptor MFL Male Thread

  • STNPTFMT

    John Guest Straight Adaptor NPTF Male Thread

  • SWIVEL-BRANCH-NPTF

    John Guest Swivel Branch Tee NPTF Thread

  • SWIVEL-ELBOW-BSPT

    John Guest Swivel Elbow BSPT Thread

  • SWIVEL-ELBOW-NPTF

    John Guest Swivel Elbow NPTF Thread

  • SWIVEL-MALE-TEE

    John Guest Swivel Male Run Tee 1/4 inch Tube OD x 1/4 inch NPTF Thread

  • SWIVEL-MALE-TEE

    John Guest Swivel Male Run Tee BSPT Thread

  • THREE-WAY-DIVIDER

    John Guest Three Way Divider

  • TUBE-HOSE-ELBOW

    John Guest Tube to Hose Elbow

  • TUBE-HOSE-STEM

    John Guest Tube to Hose Stem

  • TWO-WAY-DIVIDER

    John Guest Two Way Divider

  • U-BEND-CON

    John Guest U Bend Connector

  • PI241210S

    John Guest Unequal Two Way Divider 3/8 inch Inlet x 5/16 inch Outlet

John Guest fittings are ideal for use in reverse osmosis, water filtration, water purification and water conditioning. Featuring push-fit technology for quick disconnection without the need for tools, these fittings are food quality safe and suitable for potable liquids. John Guest fittings benefit from superior flow characteristics and are suitable for soft metal or plastic tubes and carrying air or inert gases. John Guest fittings are WRAS and NSF approved. RO-Man stock a wide range of John Guest imperial fittings. From straight adaptors, equal elbows, reducing tees, three way dividers and shut off valves, we have it all and much more.

Take some time to browse our range. If you’re not sure which John Guest fitting you require, please contact a member of our highly knowledgeable team, who would be happy to offer advice and answer any questions you may have. Alternatively, our blog contains a wealth of specialist information and guidance that you can access at any time.