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JG Speedfit Stem Elbow
Useful Information
What is a Stem Elbow Used For?
The John Guest Speedfit Stem Elbow is a specialised fitting designed to seamlessly connect two equal-sized Speedfit push-fit fittings, facilitating a 90° swivel-type connection. It's particularly useful for creating a 90° male to female connection, serving as an ideal coupling component in systems like cold water storage tanks and various plumbing configurations.
Key Features
- Instant Push-Fit Connection: Provides a quick and reliable connection, simplifying the assembly process and reducing installation time.
- Tool-Free Installation and Demounting: Allows for easy installation and removal without the need for any tools, enhancing user convenience.
- Flame-Free Installation: Offers a safe installation experience without the need for hot works, glue, or flux, making it suitable for a variety of environments.
- Grip & Seal Technology: Incorporates a collet with stainless steel teeth and a main O-Ring seal for a secure, leak-proof connection.
- Twist & Lock Feature: Ensures the fitting is securely fastened and provides additional compression, reinforcing the connection's integrity.
- Durability and Safety: The stem elbow is non-toxic, resists corrosion, and prevents scale buildup, maintaining water quality and system longevity.
- Versatile Compatibility: Works with Speedfit PEX, polybutylene plastic pipes (requires inserts), and copper pipes, accommodating diverse plumbing needs.
Specifications
- Product Codes: PEM221515W (15mm), PEM222222W (22mm)
- Available Sizes: 15mm & 22mm
- Max Working Pressure: 12 bar at 20°C
- Max Working Temperature: Up to 95°C (temporary malfunction at 114°C)
- Materials: Body in X-Linked Polyethylene, O-Ring in EPDM, Collet in Glass Filled Nylon, Teeth in Stainless Steel 301
- Compatible Pipes: PEX, PB, and Copper
- Demountable: Yes
- Approvals: BSI, WRAS, and FDA
- Guarantee: 50 years with JG Speedfit PEX & PB 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.