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