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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.

443 products


  • John Guest Speedfit Acetal Metric Plug 22mm Black (Pack of 10) PM0822E

    John Guest Speedfit John Guest Speedfit Acetal Metric Plug 22mm Black (Pack of 10) PM0822E

    6 in stock

    Plugs an unused port on a John Guest push-fit fitting John Guest push-fit polypropylene plug is for plugging unused connection ports on a John Guest fitting. All John Guest fittings are manufactured and assembled in the UK. Features and benefits Compatible with John Guest fittings only Suitable for foodstuff, potable liquid, inert gases, air, pneumatic and vacuum applications

    6 in stock

    £12.49

  • John Guest Speedfit Brass Stem Adaptor 28mm x 1" Male MM052818N

    John Guest Speedfit John Guest Speedfit Brass Stem Adaptor 28mm x 1" Male MM052818N

    Quickly and easily connects two John Guest fittings to create a swivel type connection. John Guest brass male straight adaptor (BSP thread) push-fit fitting adapts a push-fit connection to an imperial thread type connection. Fast and simple to install, John Guest Air and Pneumatics creates an instant connection and airtight seal without the need for tools, hot works or sealing agents. Air piping systems can be set up and installed 50% quicker than traditional methods. The unique collet locking design firmly and securely holds the pipe in place without deforming the pipe or restricting flow. Fittings are also fully demountable, reducing system downtime during maintenance and making it quick and easy to modify or extend systems. Designed in brass, fittings are compatible with John Guest nylon, powder coated aluminium or LLDPE tubing, as well as copper, PEXa and other soft metal pipe materials. All John Guest fittings are manufactured and assembled in the UK. Features and benefits Brass fitting with nitrile O-Ring Airtight connection with superior flow characteristics Instant push-fit connection and demountable without tools Secure collet cover prevents accidental disconnection Suitable for air and pneumatics piping systems up to 10 bar Ideal for air, inert gases and vacuum applications Food grade fitting suitable for potable liquids Compatible with soft metal or plastic pipe/tubing

    £16.49

  • John Guest Speedfit Acetal Straight Adaptor 15mm x 1⁄2_ BSP (Pack of 10) CM011514S

    John Guest Speedfit John Guest Speedfit Acetal Straight Adaptor 15mm x 1⁄2_ BSP (Pack of 10) CM011514S

    Quickly and securely connect metric pipework to a BSP type connection John Guest push-fit acetal straight adaptor (BSP Thread) fitting connects metric sized pipe/tube to a BSP type threaded connection. Fast and simple to install, John Guest push-fit fittings 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. Fittings are corrosion resistant and fully demountable, improving system performance and reducing system downtime during maintenance. Manufactured in acetal copolymer, the fitting is suitable for water, potable liquids and intermittent hot water applications (up to 65°C max). All John Guest fittings are manufactured and assembled in the UK. Features and benefits Rigid and hardwearing acetal copolymer material with an EDPM O-Ring Suitable for potable liquids and intermittent hot water applications up to 65°C max (not suitable for air, pneumatic or vacuum applications) 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 Compatible with LLDPE or soft metal pipe/tubing

    £24.49

  • Last stock! John Guest Speedfit 22mm x 15mm 4 Port Manifold With Stem PEM582215CW

    John Guest Speedfit John Guest Speedfit 22mm x 15mm 4 Port Manifold With Stem PEM582215CW

    1 in stock

    JG Speedfit plastic plumbing manifolds are a durable solution that enables service pipework to be centralised at a single point. When used in conjunction with JG Speedfit Lay-Flat Polybutylene Pipe, outlet pipe work can be run directly to the fixture or appliance, without the need for further fittings. Made from polybutylene, and available in 2, 3 and 4 port options, with both direct inlet connections or alternatively with a sperate stem connection to allow for multiple manifolds to be connected together the speedfit range of plastic manifolds provide the ultimate space saving solution. 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. JG Speedfit 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 •Compact and space saving solution for centralizing system pipework •Stem connection versions available to allow for manifold grouping •Instant push-fit connection •Install and demount in seconds without tools •Safe flame-free installation, with no hot works, glue or flux •5-40% cost saving compared to the alternative method which includes a series of pipes, elbows and tees, making installation longer and more complex •Grip & Seal collet with stainless steel teeth and main O-Ring seal •Non-toxic, resists corrosion and no scale build-up •Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) and copper pipe •Suitable for hot, cold and central heating applications

    1 in stock

    £17.99

  • John Guest Speedfit 22mm x 15mm 3 Port Manifold With Stem PEM582215BW

    John Guest Speedfit John Guest Speedfit 22mm x 15mm 3 Port Manifold With Stem PEM582215BW

    JG Speedfit plastic plumbing manifolds are a durable solution that enables service pipework to be centralised at a single point. When used in conjunction with JG Speedfit Lay-Flat Polybutylene Pipe, outlet pipe work can be run directly to the fixture or appliance, without the need for further fittings. Made from polybutylene, and available in 2, 3 and 4 port options, with both direct inlet connections or alternatively with a sperate stem connection to allow for multiple manifolds to be connected together the speedfit range of plastic manifolds provide the ultimate space saving solution. 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. JG Speedfit 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 •Compact and space saving solution for centralizing system pipework •Stem connection versions available to allow for manifold grouping •Instant push-fit connection •Install and demount in seconds without tools •Safe flame-free installation, with no hot works, glue or flux •5-40% cost saving compared to the alternative method which includes a series of pipes, elbows and tees, making installation longer and more complex •Grip & Seal collet with stainless steel teeth and main O-Ring seal •Non-toxic, resists corrosion and no scale build-up •Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) and copper pipe •Suitable for hot, cold and central heating applications

    £17.99

  • John Guest Speedfit 22mm x 10mm 2 Port Manifold With Stem PEM582210AW

    John Guest Speedfit John Guest Speedfit 22mm x 10mm 2 Port Manifold With Stem PEM582210AW

    19 in stock

    JG Speedfit plastic plumbing manifolds are a durable solution that enables service pipework to be centralised at a single point. When used in conjunction with JG Speedfit Lay-Flat Polybutylene Pipe, outlet pipe work can be run directly to the fixture or appliance, without the need for further fittings. Made from polybutylene, and available in 2, 3 and 4 port options, with both direct inlet connections or alternatively with a sperate stem connection to allow for multiple manifolds to be connected together the speedfit range of plastic manifolds provide the ultimate space saving solution. 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. JG Speedfit 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 •Compact and space saving solution for centralizing system pipework •Stem connection versions available to allow for manifold grouping •Instant push-fit connection •Install and demount in seconds without tools •Safe flame-free installation, with no hot works, glue or flux •5-40% cost saving compared to the alternative method which includes a series of pipes, elbows and tees, making installation longer and more complex •Grip & Seal collet with stainless steel teeth and main O-Ring seal •Non-toxic, resists corrosion and no scale build-up •Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) and copper pipe •Suitable for hot, cold and central heating applications

    19 in stock

    £15.99

  • John Guest Speedfit 22mm x 10mm 4 Port Manifold PEM522210W

    John Guest Speedfit John Guest Speedfit 22mm x 10mm 4 Port Manifold PEM522210W

    JG Speedfit plastic plumbing manifolds are a durable solution that enables service pipework to be centralised at a single point. When used in conjunction with JG Speedfit Lay-Flat Polybutylene Pipe, outlet pipe work can be run directly to the fixture or appliance, without the need for further fittings. Made from polybutylene, and available in 2, 3 and 4 port options, with both direct inlet connections or alternatively with a sperate stem connection to allow for multiple manifolds to be connected together the speedfit range of plastic manifolds provide the ultimate space saving solution. 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. JG Speedfit 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 •Compact and space saving solution for centralizing system pipework •Stem connection versions available to allow for manifold grouping •Instant push-fit connection •Install and demount in seconds without tools •Safe flame-free installation, with no hot works, glue or flux •5-40% cost saving compared to the alternative method which includes a series of pipes, elbows and tees, making installation longer and more complex •Grip & Seal collet with stainless steel teeth and main O-Ring seal •Non-toxic, resists corrosion and no scale build-up •Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) and copper pipe •Suitable for hot, cold and central heating applications

    £19.49

  • Last stock! John Guest Speedfit Hose With Union Nut & Service Valve 300mm 15mm x 1/2" (Pack of 2) FLX37P

    John Guest Speedfit John Guest Speedfit Hose With Union Nut & Service Valve 300mm 15mm x 1/2" (Pack of 2) FLX37P

    5 in stock

    Connects a supply to a tap or other fixture or appliance JG Speedfit union nut flexi hose with service valve (braided) for the connection of pipe to a male thread appliance, such as a tap. The valve enables the flow of water to an appliance to be isolated in the event of an emergency or for maintenance work using a tamperproof _ turn screwdriver slot. Simply push the push-fit fitting fully onto the pipe and screw the nut onto the thread of the appliance. To demount the push-fit end, push the collet towards the body of the push-fit fitting and pull the pipe release. The JG Speedfit union nut flexi hose with service valve (braided) is quicker and easier to install in confined spaces than traditional methods as it eliminates the need for hot works or tools. Designed, manufactured and assembled in the UK. Features and benefits An alternative to hard piping to a tap or fixture Integral service valve for isolation with an easy to operate handle Flexible design makes installation hassle free Safe flame-free installation, with no hot works, glue or flux Braided stainless steel outer layer protects the internal feed from damage 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 only (6 Bar @ 65 °C)

    5 in stock

    £36.99

  • John Guest Speedfit Plug 22mm (Pack of 10) PL22

    John Guest Speedfit John Guest Speedfit Plug 22mm (Pack of 10) PL22

    7 in stock

    Plugs a connection port on a Speedfit fitting The JG Speedfit plug is for plugging unused ports on a Speedfit push-fit fitting. Designed, manufactured and assembled in the UK.

    7 in stock

    £19.99

  • Last stock! John Guest Speedfit Collet Locking Clip 10mm Red (Pack Of 10)

    John Guest Speedfit John Guest Speedfit Collet Locking Clip 10mm Red (Pack Of 10)

    3 in stock

    JG Speedfit collet locking clip prevents the accidental release of a pipe from a standard push-fit fitting. Red and blue options available to provide colour coding of hot and cold water pipes. Designed, manufactured and assembled in the UK. Colour coded for easy identification of service type For use with Speedfit fittings Suitable for hot and cold water and central heating systems

    3 in stock

    £7.99

  • John Guest Speedfit Collet Locking Clip 10mm Blue (Pack Of 10)

    John Guest Speedfit John Guest Speedfit Collet Locking Clip 10mm Blue (Pack Of 10)

    12 in stock

    JG Speedfit collet locking clip prevents the accidental release of a pipe from a standard push-fit fitting. Red and blue options available to provide colour coding of hot and cold water pipes. Designed, manufactured and assembled in the UK. Colour coded for easy identification of service type For use with Speedfit fittings Suitable for hot and cold water and central heating systems

    12 in stock

    £7.99

  • John Guest Speedfit Male Shut-Off Valve OD x 3/8" NPTF Push-to-Connect (Pack of 5)

    John Guest Speedfit John Guest Speedfit Male Shut-Off Valve OD x 3/8" NPTF Push-to-Connect (Pack of 5)

    16 in stock

    The John guest 3/8Ó OD x 3/8Ó NPT push-to-connect to male valve is manufactured from white polypropylene and equipped with epdm o-rings utilizing John guestÕs push-fit technology to make easy, reliable, leak-free connections. They have been developed to satisfy the compatibility needs for a wide range of applications and can be used on plastic or soft copper tubing. To make a connection, the tube is simply pushed in by hand; the unique John guest collet locking system holds the tubing firmly in place. Disconnection is just as easy and requires no special tools.About this item  John guest push-to-connect technology provides a simple, reliable, leak-free connection  Manufactured from white polypropylene and equipped with EPDM o-rings  Can be used with plastic or soft Copper tubing  Manufactured with FDA compliant materials and NSF 61 and 51 certified  Lead-free, corrosion free, non-toxic, and more chemically resistant than other plastics Pack of 5

    16 in stock

    £25.99

John Guest

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