JG Speedfit Stop Valve

Useful Information

What is a Stop Valve Used For?

The John Guest Speedfit Stop Valve is a critical component in plumbing systems, designed to halt the flow of water to a fixture or zone during emergencies or when maintenance is needed. It's especially valuable in quick-response situations, allowing for immediate control over the water supply without the need for professional tools or interventions.

Key Features

  • Instant Push-Fit Connection: Enables quick and secure attachment to pipes, providing an immediate solution to stop water flow.
  • Compact Design: Ideal for tight spaces, ensuring versatility and ease of installation across various locations.
  • Tool-Free Operation: Can be installed and demounted swiftly without the necessity for any tools, enhancing convenience and safety.
  • Flame-Free Installation: Eliminates the need for hot work, reducing risk and ensuring a safer installation process.
  • Grip & Seal Technology: Features a collet with stainless steel teeth and an O-Ring seal, ensuring a robust and leak-proof connection.
  • Material Durability: Composed of high-quality materials including Acetal Copolymer and EPDM seals, ensuring longevity and reliability.
  • Versatility: Compatible with Speedfit PEX, polybutylene plastic pipe (with required inserts), and copper pipe, accommodating various system requirements.

Specifications

  • Product Codes: 15STV (15mm), 22STV (22mm)
  • Application: Suitable for both hot and cold water systems (Note: Not for central heating systems).
  • Materials: Body and collet made from Acetal Copolymer, O-Rings and seals from EPDM.
  • Working Temperature: 20°C to 65°C (normal), up to 95°C (maximum).
  • Maximum Working Pressure: 6 bar.
  • Guarantee: 50-year guarantee when used with JG Speedfit Layflat PB and PEX Barrier Pipes.

Working Temperatures & Pressures

Application Usual Working Temperature °C Max Working Temperature °C Max Working Pressure (bar)
Cold Water
(indirect & direct mains)
20 20 12.5
Central Heating 82 105, short term malfunction at 114 3
Hot Water
(including unvented cylinders)
65 95 6

Installation Instructions

  1. Preparation: Ensure the pipe ends are clean and cut squarely.
  2. Insertion: Push the pipe fully into the fitting until it reaches the tube stop.
  3. Locking: Twist the cap clockwise to lock the pipe in place.
  4. Demounting: To release, unlock the cap and push the collet towards the body, then pull the pipe out.

Downloads

John Guest Stop Valve Datasheet

If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.

 

Grouped product items
CodeProduct NameList PriceYou SaveYou Pay Quantity
378313JG Speedfit Stop Valve 15mm £14.04 44%
£7.82
378314JG Speedfit Stop Valve 22mm £21.32 44%
£11.88