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.

681 products


  • John Guest Speedfit Prb Underfloor Heating Temperature Sensor Probe

    John Guest Speedfit John Guest Speedfit Prb Underfloor Heating Temperature Sensor Probe

    7 in stock

    JG Aura Probe is used to control underfloor heating (UFH) temperature in rooms where moisture could cause an issue e.g. wet rooms or bathrooms. The sensor is ideal for areas where thermostats cannot be directly installed. It can also control floor temperature where overheating would cause damage. A JG Aura Probe box is required and sold separately. Monitors and controls temperature Prevents overheating

    7 in stock

    £20.49

  • John Guest Speedfit Underfloor Heatingboard2 Underfit 1200 X 350 (Pack Of 10)

    John Guest Speedfit John Guest Speedfit Underfloor Heatingboard2 Underfit 1200 X 350 (Pack Of 10)

    Out of stock

    JG Underfloor Underfit Board is a low-profile underfloor heating (UFH) pipe fixing system designed for existing timber suspended or floating floor structures. Ideal for retrofit projects, the pipe fixing system provides no height build up and is suitable for ground and first floor level applications. 15mm pipe is easily installed into a grooved foil-faced panel over an existing floor, either between battens or under the floor between joists. Maximum pipe circuit length is 100m with a recommended flow temperature of 50-60ºC. Existing floor pipe fixing system Lightweight insulated panel Grooved foil-faced panel with 200mm centres Low height build up Medium to low heat output and response (approx. 50-60w/m2) Ideal for rooms of all sizes and shapes Suitable for underfloor heating applications only

    Out of stock

    £307.99

  • John Guest Speedfit Underfloor Heatingboard1 Overfit 1250 X 600 (Pack Of 10)

    John Guest Speedfit John Guest Speedfit Underfloor Heatingboard1 Overfit 1250 X 600 (Pack Of 10)

    Out of stock

    JG Underfloor Overfit Board is a low-profile underfloor heating (UFH) pipe fixing system designed for existing floor structures. Ideal for retrofit projects, the pipe fixing system provides low height build up and is suitable for ground and first floor level applications. 15mm pipe is easily installed into a grooved foil-faced panel over an existing subfloor. Maximum pipe circuit length is 100m with a recommended flow temperature of 50-60ºC. Existing floor pipe fixing system Lightweight insulated panel with compressive strength Grooved foil-faced panel with 200mm centres Low height build up Medium to low heat output and response (approx. 50-60w/m2) Ideal for rooms of all sizes and shapes Suitable for underfloor heating applications only

    Out of stock

    £335.99

  • John Guest Speedfit Underfloor Heating Man12/3 Manifold - 12 Zone

    John Guest Speedfit John Guest Speedfit Underfloor Heating Man12/3 Manifold - 12 Zone

    Out of stock

    JG Underfloor 12 Port Manifold connects and centralises underfloor (UFH) pipework in one place and distributes warm water through the pipe circuits to provide even and comfortable heat. When combined with the JG Aura wiring centre and JG Aura heating controls, it also offers independent zone control. Made from stainless steel, the manifold is manufactured to the highest standards. Fast and simple to install, it has a pre-fitted wall bracket and vibration isolation mount and uniquely features JG Speedfit connections and an integral air vent and fill valve. It also features pre-assembled flow rate indicators for adjusting flow and isolating pipe circuits. Protective dust caps are supplied on the return rail, which can be removed when installing circuit actuator valves to open and close the flow of water to each pipe loop. High performance stainless steel manifold with 12 ports Easy to fit wall bracket and vibration isolation mount Fast and simple push-fit connections (JG Speedfit) Integral air vent, fill valve and adjustable flow meter Versatile assembly for left or right-hand supply Protective and removable dust caps Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) Screw plugs, pipe inserts (STS) and collet clips supplied Suitable for underfloor heating applications only

    Out of stock

    £626.99

  • John Guest Speedfit Underfloor Heating Man10/3 Manifold - 10 Zone

    John Guest Speedfit John Guest Speedfit Underfloor Heating Man10/3 Manifold - 10 Zone

    Out of stock

    JG Underfloor 10 Port Manifold connects and centralises underfloor (UFH) pipework in one place and distributes warm water through the pipe circuits to provide even and comfortable heat. When combined with the JG Aura wiring centre and JG Aura heating controls, it also offers independent zone control. Made from stainless steel, the manifold is manufactured to the highest standards. Fast and simple to install, it has a pre-fitted wall bracket and vibration isolation mount and uniquely features JG Speedfit connections and an integral air vent and fill valve. It also features pre-assembled flow rate indicators for adjusting flow and isolating pipe circuits. Protective dust caps are supplied on the return rail, which can be removed when installing circuit actuator valves to open and close the flow of water to each pipe loop. High performance stainless steel manifold with 10 ports Easy to fit wall bracket and vibration isolation mount Fast and simple push-fit connections (JG Speedfit) Integral air vent, fill valve and adjustable flow meter Versatile assembly for left or right-hand supply Protective and removable dust caps Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) Screw plugs, pipe inserts (STS) and collet clips supplied Suitable for underfloor heating applications only

    Out of stock

    £536.49

  • Last stock! John Guest Speedfit Underfloor Heating Man6/3 Manifold - 6 Zone

    John Guest Speedfit John Guest Speedfit Underfloor Heating Man6/3 Manifold - 6 Zone

    4 in stock

    JG Underfloor 6 Port Manifold connects and centralises underfloor (UFH) pipework in one place and distributes warm water through the pipe circuits to provide even and comfortable heat. When combined with the JG Aura wiring centre and JG Aura heating controls, it also offers independent zone control. Made from stainless steel, the manifold is manufactured to the highest standards. Fast and simple to install, it has a pre-fitted wall bracket and vibration isolation mount and uniquely features JG Speedfit connections and an integral air vent and fill valve. It also features pre-assembled flow rate indicators for adjusting flow and isolating pipe circuits. Protective dust caps are supplied on the return rail, which can be removed when installing circuit actuator valves to open and close the flow of water to each pipe loop. High performance stainless steel manifold with 6 ports Easy to fit wall bracket and vibration isolation mount Fast and simple push-fit connections (JG Speedfit) Integral air vent, fill valve and adjustable flow meter Versatile assembly for left or right-hand supply Protective and removable dust caps Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) Screw plugs, pipe inserts (STS) and collet clips supplied Suitable for underfloor heating applications only

    4 in stock

    £377.99

  • Last stock! John Guest Speedfit Underfloor Heating Man8/3 Manifold - 8 Zone

    John Guest Speedfit John Guest Speedfit Underfloor Heating Man8/3 Manifold - 8 Zone

    4 in stock

    JG Underfloor 8 Port Manifold connects and centralises underfloor (UFH) pipework in one place and distributes warm water through the pipe circuits to provide even and comfortable heat. When combined with the JG Aura wiring centre and JG Aura heating controls, it also offers independent zone control. Made from stainless steel, the manifold is manufactured to the highest standards. Fast and simple to install, it has a pre-fitted wall bracket and vibration isolation mount and uniquely features JG Speedfit connections and an integral air vent and fill valve. It also features pre-assembled flow rate indicators for adjusting flow and isolating pipe circuits. Protective dust caps are supplied on the return rail, which can be removed when installing circuit actuator valves to open and close the flow of water to each pipe loop. High performance stainless steel manifold with 8 ports Easy to fit wall bracket and vibration isolation mount Fast and simple push-fit connections (JG Speedfit) Integral air vent, fill valve and adjustable flow meter Versatile assembly for left or right-hand supply Protective and removable dust caps Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) Screw plugs, pipe inserts (STS) and collet clips supplied Suitable for underfloor heating applications only

    4 in stock

    £455.99

  • John Guest Speedfit Underfloor Heating Man4/3 Manifold - 4 Zone

    John Guest Speedfit John Guest Speedfit Underfloor Heating Man4/3 Manifold - 4 Zone

    JG Underfloor 4 Port Manifold connects and centralises underfloor (UFH) pipework in one place and distributes warm water through the pipe circuits to provide even and comfortable heat. When combined with the JG Aura wiring centre and JG Aura heating controls, it also offers independent zone control. Made from stainless steel, the manifold is manufactured to the highest standards. Fast and simple to install, it has a pre-fitted wall bracket and vibration isolation mount and uniquely features JG Speedfit connections and an integral air vent and fill valve. It also features pre-assembled flow rate indicators for adjusting flow and isolating pipe circuits. Protective dust caps are supplied on the return rail, which can be removed when installing circuit actuator valves to open and close the flow of water to each pipe loop. High performance stainless steel manifold with 4 ports Easy to fit wall bracket and vibration isolation mount Fast and simple push-fit connections (JG Speedfit) Integral air vent, fill valve and adjustable flow meter Versatile assembly for left or right-hand supply Protective and removable dust caps Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) Screw plugs, pipe inserts (STS) and collet clips supplied Suitable for underfloor heating applications only

    £289.99

  • John Guest Speedfit Control/5 Underfloor Heating Control Pack

    John Guest Speedfit John Guest Speedfit Control/5 Underfloor Heating Control Pack

    Out of stock

    JG Underfloor Thermomix Control Pack mixes and controls water temperature for underfloor heating systems (UFH) up to 14kW. The nickel plated unit features a mixing valve, Grundfos A rated pump, return elbow, manifold adaptor and necessary seals. It also connects directly to the manifold without the need for extra brackets and can be mounted either side of the manifold to suit the application. The unit can also be used to isolate UFH system components for maintenance purposes. Integral mixing valve, Grundfos A rated pump, return elbow, manifold adaptor and seals Lightweight and nickel plated design Automatically adjust pump speed to suit heat load (3 speed settings) JG Speedfit push-fit connections allow for horizontal or vertical pipe runs Suitable for use with JG Speedfit PEX and polybutylene barrier pipe (inserts required) and copper pipe Mountable either side of the manifold Suitable for JG Underfloor manifolds only

    Out of stock

    £556.49

  • John Guest Speedfit Roompack/3 Underfloor Heating Single Room Control Unit

    John Guest Speedfit John Guest Speedfit Roompack/3 Underfloor Heating Single Room Control Unit

    Out of stock

    JG Underfloor control unit is used to provide heating to a conservatory or room extension up to 30m². It is suitable for use when the boiler serving the existing heating system has the capacity to take the extra output from 2KW to 3KW and the maximum area to be heated is 30m2 or less. The unit is pre-assembled and pre-wired to allow for a fast and simple installation. It can be plugged into any convenient electrical socket or spur. It also has integral ball valves for isolation from the primary heating system, an adjustable blending valve and a six-metre head circulation pump. It should ideally be connected to the main central heating flow and returns distribution system, but it can connect to the nearest radiator supply pipe. In this case, the pump will not operate independently and will only obtain hot water when the radiator system is on. Pre-wired and pre-assembled for a fast a simple installation Single zone control unit for conservatories and extensions JG Speedfit push-fit connections Plug directly into an electrical socket or spur Integral ball valves for isolation from the primary heating system Adjustable blending valve and 6m head circulation pump Anti-vibration mounting bracket Suitable for underfloor heating applications up to 30m2

    Out of stock

    £630.49

  • John Guest Speedfit 3/4" Thread Washer

    John Guest Speedfit John Guest Speedfit 3/4" Thread Washer

    JG Speedfit thread washer is for use with female couplers or tap connectors. Designed, manufactured and assembled in the UK Replacement thread seal for Speedfit tap connectors and FBSP fittings Suitable for cold and hot water and central heating

    £2.49

  • John Guest Speedfit Bulkhead Elbow 15mm X 3/4"

    John Guest Speedfit John Guest Speedfit Bulkhead Elbow 15mm X 3/4"

    JG Speedfit bulkhead elbow push-fit fitting that is primarily used for the modular bathroom ‘Pod’ market. The bulkhead allows connections to fixtures, through partitions. Simply push the push-fit fitting fully onto plastic or copper pipe. To demount the connection, push the collet towards the body of the push-fit fitting and pull the pipe to release. The JG Speedfit bulkhead elbow push-fit fitting 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. 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 cold water use only

    £10.49

John Guest

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