Pipes/Fittings

Build, upgrade, or maintain your onboard water system with our range of RV pipes and fittings from John Guest, designed for caravans, motorhomes, campervans, and marine applications. Reliable plumbing connections are essential for ensuring a safe, leak-free, and efficient water system wherever you travel.

Our range includes a variety of push-fit pipes, connectors, elbows, tees, valves, and adaptors, making it easy to assemble or repair fresh water systems in RV installations. These components are designed for fast, secure connections without the need for specialist tools, helping simplify both DIY and professional plumbing setups.

John Guest fittings are widely regarded as industry-leading solutions for RV plumbing, known for their reliability, durability, and ease of installation. Suitable for a wide range of water system configurations, they are ideal for everything from small repairs through to full system builds and upgrades.

Whether you're replacing a damaged section, expanding your plumbing system, or completing a new installation, quality pipes and fittings are essential for long-term performance and peace of mind. Browse our range of caravan and motorhome plumbing components from John Guest to keep your water system running smoothly on every journey.

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  • 15mm Elbow Water Pipe Connector JG 15mm Elbow Water Pipe Connector JG

    JohnGuest

    15mm Elbow Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm x 15mm
    $9.99
  • 15mm Tee Water Pipe Connector JG 15mm Tee Water Pipe Connector JG

    JohnGuest

    15mm Tee Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm x 15mm x 15mm
    $9.99
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  • 15mm Non Return Valve Water Pipe Connector JG

    JohnGuest

    15mm Non Return Valve Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm x 15mm
    $44.99
  • 15mm On/Off Tap Water Pipe Connector JG

    JohnGuest

    15mm On/Off Tap Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm x 15mm
    $25.50
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  • Reducer 28.5mm to 23.5mm

    RVS

    Reducer 28.5mm to 23.5mm

    Reducer 28.5mm to 23.5mm This adapter will reduce rigid pipe from 28mm to 23mm
    $6.99
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  • 15mm Stem To 12mm Water Pipe Reducer JG

    JohnGuest

    15mm Stem To 12mm Water Pipe Reducer JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm x 12mm
    $11.99
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  • 15mm Water Pipe Support Clips (pkt/10) JG

    JohnGuest

    15mm Water Pipe Support Clips (pkt/10) JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm 10 per pack
    $26.39
  • 15mm End Stop JG

    JohnGuest

    15mm End Stop JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 15mm
    $9.49
  • 12mm x 3/8" BSP Female Water Pipe Connector JG 12mm x 3/8" BSP Female Water Pipe Connector JG

    JohnGuest

    12mm x 3/8" BSP Female Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 3/8" BSP
    $10.99
  • 12mm Straight Water Pipe Connector JG 12mm Straight Water Pipe Connector JG

    JohnGuest

    12mm Straight Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 12mm
    $8.99
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  • 12mm Elbow Water Pipe Connector JG 12mm Elbow Water Pipe Connector JG

    JohnGuest

    12mm Elbow Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 12mm
    $10.99
    Add to Cart The item has been added
  • 12mm Tee Water Pipe Connector JG 12mm Tee Water Pipe Connector JG

    JohnGuest

    12mm Tee Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 12mm x 12mm
    $11.99
    Add to Cart The item has been added
  • 12mm Stem Elbow Water Pipe Connector JG 12mm Stem Elbow Water Pipe Connector JG

    JohnGuest

    12mm Stem Elbow Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 12mm
    $11.99
    Add to Cart The item has been added
  • 12mm On/Off Tap Water Pipe Connector JG 12mm On/Off Tap Water Pipe Connector JG

    JohnGuest

    12mm On/Off Tap Water Pipe Connector JG

    JG Speedfit is a push-fit system suitable for the plumbing of hot and cold water services in your motorhome. Specifications: 12mm x 12mm
    $19.99
    Add to Cart The item has been added