John Guest Fittings

634 products


  • Prima Plus Endfeed Equal Tee 8mm

    Prima Plus PrimaPlus Endfeed Equal Tee 8mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £3.99

  • Prima Plus Endfeed Fitting Reducer 54 x 28mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 54 x 28mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £15.99

  • Prima Plus Endfeed Fitting Reducer 54 x 22mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 54 x 22mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £26.99

  • Prima Plus Endfeed Fitting Reducer 54 x 15mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 54 x 15mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £17.49

  • Prima Plus Endfeed Fitting Reducer 42 x 35mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 42 x 35mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £8.99

  • Prima Plus Endfeed Fitting Reducer 42 x 22mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 42 x 22mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £9.49

  • Prima Plus Endfeed Fitting Reducer 35 x 28mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 35 x 28mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £6.49

  • Prima Plus Endfeed Fitting Reducer 28 x 22mm (Pack of 10)

    Prima Plus PrimaPlus Endfeed Fitting Reducer 28 x 22mm (Pack of 10)

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £17.49

  • Prima Plus Endfeed Fitting Reducer 28 x 15mm (Pack of 10)

    Prima Plus PrimaPlus Endfeed Fitting Reducer 28 x 15mm (Pack of 10)

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £25.49

  • Prima Plus Endfeed Fitting Reducer 22 x 15mm (Pack of 25)

    Prima Plus PrimaPlus Endfeed Fitting Reducer 22 x 15mm (Pack of 25)

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £21.99

  • Prima Plus Endfeed Fitting Reducer 15 x 10 Long Tail

    Prima Plus PrimaPlus Endfeed Fitting Reducer 15 x 10 Long Tail

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £5.49

  • Prima Plus Endfeed Fitting Reducer 15 x 8 Long Tail (Pack of 25)

    Prima Plus PrimaPlus Endfeed Fitting Reducer 15 x 8 Long Tail (Pack of 25)

    13 in stock

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    13 in stock

    £31.49

  • Prima Plus Endfeed Fitting Reducer 15 x 12mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 15 x 12mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £4.49

  • Prima Plus Endfeed Fitting Reducer 15 x 10mm (Pack of 25)

    Prima Plus PrimaPlus Endfeed Fitting Reducer 15 x 10mm (Pack of 25)

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £25.99

  • Prima Plus Endfeed Fitting Reducer 10 x 8mm

    Prima Plus PrimaPlus Endfeed Fitting Reducer 10 x 8mm

    PrimaPlus endfeed fittings are a premium copper fitting which can be used for a variety of installations including water and gas. Manufactured from copper to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. PrimaPlus fittings are also kite marked, ensuring that they are to the highest British standard, setting them apart from other manufacturers. Kite marked approval BS Standard. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £5.49

  • Primaplumb 50 x 40mm Reducers Grey - PRIMPWR4050G

    Primaplumb Primaplumb 50 x 40mm Reducers Grey - PRIMPWR4050G

    The Primaplumb 50 x 40mm Reducers in Grey are designed for seamless plumbing connections. These reducers are perfect for transitioning between different pipe sizes, ensuring a secure fit and reliable performance. High-Quality Material: Made from durable grey material for long-lasting use. Easy Installation: Designed for quick and straightforward installation in various plumbing systems. Versatile Use: Ideal for reducing pipe sizes in residential and commercial plumbing applications. Reliable Performance: Ensures a tight seal to prevent leaks and maintain system efficiency. Compatible Design: Works well with standard plumbing fittings for hassle-free integration.

    £4.49

  • Primaplumb 50 x 40mm Reducers Black - PRIMPWR4050B - Ideal for Plumbing

    Primaplumb Primaplumb 50 x 40mm Reducers Black - PRIMPWR4050B - Ideal for Plumbing

    The Primaplumb 50 x 40mm Reducers in Black are designed for seamless plumbing connections. These reducers are perfect for transitioning between different pipe sizes, ensuring a secure fit and reliable performance. High-Quality Material: Made from durable materials for long-lasting use. Easy Installation: Designed for quick and straightforward installation. Versatile Use: Ideal for various plumbing applications. Secure Fit: Ensures a tight connection between pipes. Stylish Design: Sleek black finish complements modern plumbing systems.

    £4.49

  • Primaplumb 50 x 40mm Reducers White - PRIMPWR4050WB - For Plumbing Use

    Primaplumb Primaplumb 50 x 40mm Reducers White - PRIMPWR4050WB - For Plumbing Use

    The Primaplumb 50 x 40mm Reducers in White are designed for seamless plumbing connections. These reducers are perfect for transitioning between different pipe sizes, ensuring a secure fit and reliable performance. High-Quality Material: Made from durable plastic for long-lasting use. Easy Installation: Designed for quick and straightforward fitting. Versatile Use: Suitable for various plumbing applications. Reliable Performance: Ensures a tight seal to prevent leaks. Compact Size: Ideal for tight spaces and efficient plumbing setups.

    £4.49

  • Primaplumb 50 x 32mm Reducers Grey - PRIMPWR3250G - Essential for Plumbing

    Primaplumb Primaplumb 50 x 32mm Reducers Grey - PRIMPWR3250G - Essential for Plumbing

    The Primaplumb 50 x 32mm Reducers in Grey are essential components for effective plumbing solutions. Designed for seamless connections, these reducers ensure a reliable fit for various pipe sizes. High-Quality Material: Made from durable grey material for long-lasting use. Versatile Application: Perfect for reducing pipe sizes in plumbing systems. Easy Installation: Designed for quick and hassle-free installation. Reliable Performance: Ensures a secure and leak-free connection. Compatible Design: Works well with standard plumbing fittings.

    £4.49

  • Primaplumb 50 x 32mm Reducers Black - PRIMPWR3250B

    Primaplumb Primaplumb 50 x 32mm Reducers Black - PRIMPWR3250B

    The Primaplumb 50 x 32mm Reducers in Black are essential fittings for any plumbing project. Designed for durability and ease of use, these reducers ensure a secure connection between different pipe sizes. High-Quality Material: Made from robust materials for long-lasting performance. Easy Installation: Designed for quick and straightforward installation. Versatile Use: Suitable for various plumbing applications. Reliable Connection: Ensures a tight fit between 50mm and 32mm pipes. Stylish Finish: The black color adds a modern touch to your plumbing setup.

    £4.49

  • Primaplumb 50 x 32mm Reducers White - PRIMPWR3250WB - Essential for Plumbing

    Primaplumb Primaplumb 50 x 32mm Reducers White - PRIMPWR3250WB - Essential for Plumbing

    The Primaplumb 50 x 32mm Reducers in White are essential components for any plumbing project. Designed for seamless connections, these reducers ensure a reliable fit and optimal flow. High-Quality Material: Made from durable plastic for long-lasting use. Easy Installation: Simple push-fit design for quick and hassle-free setup. Versatile Use: Perfect for reducing pipe sizes in various plumbing applications. Reliable Performance: Ensures a secure connection to prevent leaks. Attractive Finish: White color blends well with most plumbing systems.

    £4.49

  • Primaplumb 40 x 32mm Reducers Grey - PRIMPWR3240G - Essential for Plumbing

    Primaplumb Primaplumb 40 x 32mm Reducers Grey - PRIMPWR3240G - Essential for Plumbing

    The Primaplumb 40 x 32mm Reducers in Grey are essential components for effective plumbing solutions. Designed for seamless connections, these reducers ensure a reliable fit for various pipe sizes. High-Quality Material: Made from durable grey material for long-lasting use. Versatile Application: Perfect for reducing pipe sizes in plumbing systems. Easy Installation: Designed for quick and hassle-free installation. Reliable Performance: Ensures a secure and leak-free connection. Compatible Design: Works well with standard plumbing fittings.

    £4.49

  • Primaplumb 40 x 32mm Reducers Black - PRIMPWR3240B

    Primaplumb Primaplumb 40 x 32mm Reducers Black - PRIMPWR3240B

    The Primaplumb 40 x 32mm Reducers in Black are designed for seamless plumbing connections. These reducers are perfect for transitioning between different pipe sizes, ensuring a secure fit and reliable performance. High-Quality Material: Made from durable materials for long-lasting use. Easy Installation: Designed for quick and straightforward installation. Versatile Use: Ideal for various plumbing applications. Secure Fit: Ensures a tight connection to prevent leaks. Stylish Design: Sleek black finish complements modern plumbing systems.

    £4.49

  • Primaplumb 40 x 32mm Reducers White - PRIMPWR3240WB

    Primaplumb Primaplumb 40 x 32mm Reducers White - PRIMPWR3240WB

    The Primaplumb 40 x 32mm Reducers in White are essential fittings for any plumbing project. Designed for durability and ease of use, these reducers ensure a secure connection between pipes of different diameters. High-Quality Material: Made from robust materials for long-lasting performance. Easy Installation: Simple push-fit design for quick and hassle-free setup. Versatile Use: Suitable for various plumbing applications. Reliable Connection: Ensures a tight seal to prevent leaks. Compact Size: Ideal for tight spaces and efficient plumbing layouts.

    £5.49

  • Last stock! Plasson Reducing Tee 50mm x 50mm x 32mm 7340 (PL073400050032)

    Plasson Plasson Reducing Tee 50mm x 50mm x 32mm 7340 (PL073400050032)

    2 in stock

    The Plasson Reducing Tee 50mm x 50mm x 32mm is a versatile and high-quality plumbing component designed for various applications. This reducing tee is part of the Plasson 7040 series, which includes a range of sizes from 25mm to 110mm. The product is made from durable materials, ensuring reliable performance and longevity. Key Features: - **Reducing Tee:** This component is designed to reduce the size of a pipe or fitting, allowing for seamless integration into your plumbing system. - **Dimensions:** The Plasson Reducing Tee 50mm x 50mm x 32mm has an outer diameter of 50mm, an inner diameter of 50mm, and a height of 32mm. - **Durable Material:** The tee is made from high-quality materials that ensure strength and resistance to wear and tear, making it suitable for a wide range of plumbing applications. This Plasson Reducing Tee is a valuable addition to any plumbing project, offering a reliable and efficient solution for reducing pipe sizes. Its robust construction and versatile design make it a trusted choice for professionals and DIY enthusiasts alike.

    2 in stock

    £69.49

  • Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025)

    Plasson Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025)

    The Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025) is a versatile and durable component designed for use in various piping systems. This reducing tee is manufactured to provide a seamless connection between two pipes of different diameters, ensuring efficient fluid flow and pressure management. Key Features: - Material: This reducing tee is made of high-quality materials, ensuring durability and resistance to corrosion and wear. - Size: The tee has an inlet diameter of 32mm, an outlet diameter of 32mm, and a reduction length of 25mm, making it suitable for a wide range of piping applications. - Compatibility: The Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025) is compatible with various piping materials and can be used in both plastic and metal piping systems. - Installation: The tee is designed for easy installation, requiring minimal tools and expertise. It can be installed using standard piping techniques, ensuring a secure and leak-free connection. Applications: The Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025) is suitable for use in a variety of piping systems, including water supply, wastewater, and industrial applications. It can be used in both above-ground and underground piping systems, making it a versatile component for various projects. Benefits: - Efficient fluid flow: The reducing tee ensures smooth and efficient fluid flow by providing a gradual transition between two different pipe diameters. - Pressure management: The tee helps maintain consistent pressure throughout the piping system by allowing for a gradual reduction in pipe diameter. - Durability: The high-quality materials used in the construction of the tee ensure long-lasting performance, even in challenging environments. - Easy installation: The tee is designed for easy installation, saving time and labor costs during the piping installation process. In summary, the Plasson Reducing Tee 32mm x 32mm x 25mm 7340 (PL073400032025) is a reliable and efficient component for piping systems, offering seamless connections and efficient fluid flow management. Its durability, compatibility with various piping materials, and easy installation make it an ideal choice for a wide range of piping applications.

    £31.99

  • Prima Classic Compression Stop End 28mm

    Prima Classic Prima Classic Compression Stop End 28mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £5.99

  • Prima Classic Compression Stop End 22mm

    Prima Classic Prima Classic Compression Stop End 22mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £4.99

  • Prima Classic Compression Stop End 15mm

    Prima Classic Prima Classic Compression Stop End 15mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £4.99

  • Prima Classic Compression Stop End 10mm

    Prima Classic Prima Classic Compression Stop End 10mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £4.49

  • Prima Classic Compression Equal Tee 28mm

    Prima Classic Prima Classic Compression Equal Tee 28mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £7.49

  • Prima Classic Compression Equal Tee 22mm

    Prima Classic Prima Classic Compression Equal Tee 22mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £7.49

  • Prima Classic Compression Equal Tee 15mm

    Prima Classic Prima Classic Compression Equal Tee 15mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £5.99

  • Prima Classic Compression Tank Conn 22mm

    Prima Classic Prima Classic Compression Tank Connector 22mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £8.99

  • Prima Classic Compression Tank Connector 15mm

    Prima Classic Prima Classic Compression Tank Connector 15mm

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    £3.49

  • Prima Classic Compression Reducer 28 x 22mm

    Prima Classic Prima Classic Compression Reducer 28 x 22mm

    20 in stock

    Prima Classic compression fittings are great value trade brass compression fittings that can be used for a variety of installations including water and gas. Made to EN 1254 standard, and fully WRAS approved, you can be sure of a perfect fit each time. WRAS approved for use with drinking water. Manufactured to EN 1254 standard.

    20 in stock

    £8.49

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