John Guest

John Guest

John Guest is a leading manufacturer of high-quality push-fit fittings, pipe, and plastic plumbing systems, renowned for their reliability and ease of use. Catering to a wide range of industries, including plumbing, heating, automotive, and drinks dispensing, John Guest products are designed to deliver exceptional performance and convenience.

568 products


  • John Guest Speedfit Pre Pack Chrome Service Valve 15mm 15HSVP

    John Guest Speedfit John Guest Speedfit Pre Pack Chrome Service Valve 15mm 15HSVP

    Chrome finished service valve allows isolation of a fixture or appliance for emergency or maintenance work JG Speedfit service valve (chrome plated) for connecting plastic or copper pipe. Using a 1/4 turn screwdriver slot, the valve enables the flow of water to a fixture or appliance to be isolated in the event of an emergency or for maintenance work. It can also be rotated insitu to discourage tampering. Simply push the valve fully onto the pipe. To demount the connection, push the collet towards the body of the push-fit fitting and pull the pipe release. The JG Speedfit service valve (chrome plated) is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits DZR brass body with a chrome plate is ideal for surface mounted pipework Instant push-fit service valve with 1/4 turn isolation screwdriver slot Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £25.49

  • John Guest Speedfit Pre Pack Chrome Service Valve 10mm 10HSVP

    John Guest Speedfit John Guest Speedfit Pre Pack Chrome Service Valve 10mm 10HSVP

    Chrome finished service valve allows isolation of a fixture or appliance for emergency or maintenance work JG Speedfit service valve (chrome plated) for connecting plastic or copper pipe. Using a 1/4 turn screwdriver slot, the valve enables the flow of water to a fixture or appliance to be isolated in the event of an emergency or for maintenance work. It can also be rotated insitu to discourage tampering. Simply push the valve fully onto the pipe. To demount the connection, push the collet towards the body of the push-fit fitting and pull the pipe release. The JG Speedfit service valve (chrome plated) is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits DZR brass body with a chrome plate is ideal for surface mounted pipework Instant push-fit service valve with 1/4 turn isolation screwdriver slot Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £21.49

  • John Guest Speedfit Pre Pack 4 Port Rail Manifold 22 x 10mm SFM522210EP

    John Guest Speedfit John Guest Speedfit Pre Pack 4 Port Rail Manifold 22 x 10mm SFM522210EP

    Centralises supply and distributes to four different outlet feeds JG Speedfit 4 way push-fit manifold for splitting a main supply line into four reduced outlet feeds. Simply push the pipe fully onto the push-fit fitting. To demount the connection, push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit 4 way push-fit manifold is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Non-toxic, resists corrosion and no scale build-up Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £37.49

  • John Guest Speedfit Pre Pack Brass Stop Valve 15mm 15BSCP

    John Guest Speedfit John Guest Speedfit Pre Pack Brass Stop Valve 15mm 15BSCP

    19 in stock

    Durable brass bodied screw-down mains stop valve JG Speedfit brass stop valve for shutting off the flow of water to an entire system in the event of an emergency or for maintenance work. To install, simply push the pipe fully on to the valve. To demount the connection, push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit brass stop valve is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Hands screw mains stop valve Durable DZR brass body Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for cold and hot water use only

    19 in stock

    £31.99

  • John Guest Speedfit Pre Pack Slip Tee Connector 22mm 22TKP

    John Guest Speedfit John Guest Speedfit Pre Pack Slip Tee Connector 22mm 22TKP

    Adjustable ended slip type pipe coupler for the connection 2 equally sized pipes JG Speedfit slip tee connector push-fit fitting that allows pipe runs to be branched off an existing pipe run without impacting the existing set up. The slip tee connector is an ideal tool should radiators or other applications need to be added during a refurbishment project. Simply push the push-fit fitting fully onto the pipe and twist the plastic nut clockwise to lock in place. To demount the connection, unlock the nut by hand and push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit slip tee connector is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Twist & Lock® cap secures fitting and adds compression Non-toxic, resists corrosion and no scale build-up Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £30.99

  • John Guest Speedfit Pre Pack Slip Tee Connector 15mm 15TKP

    John Guest Speedfit John Guest Speedfit Pre Pack Slip Tee Connector 15mm 15TKP

    Adjustable ended slip type pipe coupler for the connection 2 equally sized pipes JG Speedfit slip tee connector push-fit fitting that allows pipe runs to be branched off an existing pipe run without impacting the existing set up. The slip tee connector is an ideal tool should radiators or other applications need to be added during a refurbishment project. Simply push the push-fit fitting fully onto the pipe and twist the plastic nut clockwise to lock in place. To demount the connection, unlock the nut by hand and push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit slip tee connector is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Twist & Lock® cap secures fitting and adds compression Non-toxic, resists corrosion and no scale build-up Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £22.49

  • John Guest Speedfit Pre Pack Pipe Repair Kit 22mm 22RKP

    John Guest Speedfit John Guest Speedfit Pre Pack Pipe Repair Kit 22mm 22RKP

    Efficiently repairs and replace leaking pipework JG Speedfit pipe repair kit for quickly and easily repairing broken pipework without having to dismantle the existing pipe set up. The Twist & Lock® cap makes it easy to install, demount and adjust. Simply push the push-fit fitting fully onto the pipe and twist the plastic nut clockwise to lock in place. To demount the connection, unlock the nut by hand and push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit pipe repair kit is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Twist & Lock® cap secures fitting and adds compression Non-toxic, resists corrosion and no scale build-up Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £25.99

  • John Guest Speedfit Pre Pack Pipe Repair Kit 15mm 15RKP

    John Guest Speedfit John Guest Speedfit Pre Pack Pipe Repair Kit 15mm 15RKP

    Efficiently repairs and replace leaking pipework JG Speedfit pipe repair kit for quickly and easily repairing broken pipework without having to dismantle the existing pipe set up. The Twist & Lock® cap makes it easy to install, demount and adjust. Simply push the push-fit fitting fully onto the pipe and twist the plastic nut clockwise to lock in place. To demount the connection, unlock the nut by hand and push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit pipe repair kit is up to 40% faster to install than traditional methods and is easier to use in confined spaces by removing the need for hot works and tools. Designed, manufactured and assembled in the UK. Features and benefits Instant push-fit connection Install and demount in seconds without tools Safe flame-free installation, with no hot works, glue or flux Grip & Seal™ collet with stainless steel teeth and main O-Ring seal Twist & Lock® cap secures fitting and adds compression Non-toxic, resists corrosion and no scale build-up Compatible with Speedfit PEX and polybutylene plastic pipe (inserts required) and copper pipe Suitable for hot and cold water and central heating systems

    £20.99

  • John Guest Speedfit Polypropylene Shut Off Valve 3⁄8_ x 3⁄8_ PPSV041212WP

    John Guest Speedfit John Guest Speedfit Polypropylene Shut Off Valve 3⁄8" x 3⁄8" PPSV041212WP

    19 in stock

    Quickly and safely isolates a fixture or appliance via an integrated 1/4 turn isolation valve John Guest push-fit polypropylene John Guest Speedfit to John Guest Speedfit push-fit shut off valve isolates supply to a fixture or appliance. Fast and simple to install, John Guest valves create an instant push-fit connection and leak tight seal without the need for tools, hot works or sealing agents. The unique collet locking design firmly and securely holds the pipe in place without deforming the pipe or restricting flow. John Guest push-fit valves are corrosion resistant and fully demountable, improving system performance and reducing system downtime during maintenance. Manufactured in polypropylene with an EDPM O-Ring, the valve offers greater chemical resistance than the push-fit acetal valve and is suitable for potable water (10 bar at 20°C), intermittent hot water (4 bar at 60°C), water treatment and purification applications. All John Guest fittings are manufactured and assembled in the UK. Features and benefits Durable polypropylene shut off valve with EDPM O-Ring offers high chemical resistance Integral 1/4 turn isolation valve Instant push-fit connection and leak tight seal Connect, disconnect and reconnect in seconds without tools No scale build up improves performance and equipment lifespan Superior flow characteristics Suitable for potable liquid, intermittent hot water, water treatment and purification applications. Not suitable for compressed air, vacuum, explosive gases, petroleum spirit or other fuel or heating systems. Compatible with LLDPE or soft metal pipe/tubing

    19 in stock

    £8.49

  • Last stock! John Guest Speedfit Under Floor Heating Service Kit For JG/CONTROL4 MVKIT03

    John Guest Speedfit John Guest Speedfit Under Floor Heating Service Kit For JG/CONTROL4 MVKIT03

    1 in stock

    Full internal service kit for the JG/Control4 and JG Control/5 mixing valve JG Underfloor internal service kit for JGControl/4 & JG/Control 5. Includes replacement thermostat, spring and lubricant for the UFH mixing valve, as well as replacement seals for the mixer's brass temperature adjustment. Features and benefits Includes a replacement thermostatic element, spring and lubricant All mixing valve seals included

    1 in stock

    £44.99

  • Last stock! John Guest Speedfit Under Floor Heating Gateway For Battery RF Thermostats only JGWAY1

    John Guest Speedfit John Guest Speedfit Under Floor Heating Gateway For Battery RF Thermostats only JGWAY1

    3 in stock

    Internet gateway for remote underfloor heating control (RF thermostats only) JG Underfloor Controls gateway is a mains-powered, compact unit for connecting RF thermostats to the internet via Wi-Fi. When used with the JG Underfloor Controls app, underfloor heating can be remotely controlled on the go. Features and benefits Enables control of thermostats via the internet Compact mains-powered unit, cable supplied Indicator lights show status of device Install anywhere in the system, no hard-wired router connection needed

    3 in stock

    £79.49

  • John Guest Speedfit Under Floor Heating 240V Wiring Centre with RF (Radio Frequency) JGWCRF4

    John Guest Speedfit John Guest Speedfit Under Floor Heating 240V Wiring Centre with RF (Radio Frequency) JGWCRF4

    14 in stock

    Centralised junction for all underfloor heating wiring. Communicates via radio frequency to associated thermostats, eliminating the need for additional wiring JG Underfloor Controls 240v wiring centre with RF is an all-in-one junction box for underfloor heating systems. Essential for centralising underfloor heating wiring, the wiring centre features 8 zone connections and is easily mounted and wired with a fully labelled circuit board. All connections are hard wired for zone valves (for additional radiators or hot water motorized valves), actuators, pump and a remote connection to JG Underfloor Controls RF programmable room thermostats. When used with the JG Underfloor Controls gateway and app, underfloor heating and hot water can be remotely controlled on the go. Features and benefits Controls up to 4 circuits from a single thermostat On board RF communication between the thermostats and the wiring centre eliminates the need for further wiring LED lights indicate the status of the system power, thermostats, pump, boiler and hot water, so performance can be monitored at a glance Dip switches on all 8 standard zones stop the UFH pump activating when a mix of both radiators and underfloor heating is used on the system All functions fully accessible from the front of the unit with no additional internal link wiring required Connections for hot water and central heating zone valves

    14 in stock

    £258.49

John Guest

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