Plumbright Compression Straight Coupler - 15mm

City Plumbing compression chrome straight coupling 15 mm fittings can be used for a wide range of ...

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City Plumbing GBPlumbright Compression Straight Coupler 15Mm Chrome Plated 797600
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Product Information

Full details

The Plumbright 15mm Compression Straight Coupler is designed for plumbers and DIY enthusiasts needing a reliable connection for central heating and hot/cold water systems. Its key benefit is the simple, secure compression fitting that requires no soldering, ensuring a durable and attractive finish thanks to its chrome plating. A potential caveat is that it's specifically designed for 15mm pipework and requires basic compression fitting tools for installation.

All features

Model Part NumberG31015CP
BrandPlumbright

Extended Product Information

FAQs

Do I need special tools to install this coupler?

Yes, you will need two wrenches (typically adjustable or pipe wrenches) to tighten the compression nut securely. A pipe cutter and deburring tool are also recommended for preparing the pipe.

Can this fitting be used for gas lines?

No, this fitting is designed and rated for water systems only and should not be used for gas installations.

What is the maximum temperature and pressure this coupler can handle?

While designed for standard domestic hot and cold water systems, it's best to consult the manufacturer's specifications for precise temperature and pressure ratings. It is generally suitable for typical central heating and water supply conditions.

How do I ensure a leak-proof seal?

Ensure the pipe is properly inserted, the olive is correctly positioned, and the compression nut is tightened firmly with two wrenches. Avoid over-tightening, which can deform the pipe or olive.

Can I reuse the olive (ferrule) if I need to disconnect and reconnect?

It is strongly recommended to use a new olive (ferrule) every time the fitting is disconnected and reconnected. Reusing an old olive significantly increases the risk of leaks.

What is the lifespan of this fitting?

When installed correctly in a suitable water system, these compression fittings are designed for long-term durability, often lasting the lifetime of the plumbing system.

Troubleshooting

Leak from the fitting

Ensure the pipe is clean and free of burrs. Check that the compression nut is tightened sufficiently. If the leak persists, the olive may be damaged or incorrectly seated; consider replacing the olive and re-fitting.

Difficulty tightening the nut

Ensure the threads on the nut and coupler body are clean and free of debris. Do not force the nut; if significant resistance is met, check for cross-threading or misalignment.

Pipe doesn't insert fully

Check the pipe end for any deformation or damage. Ensure the pipe is cut squarely. Gently ream the pipe edge if necessary.

Pros and Cons

Pros

  • No soldering required, making installation faster and safer.
  • Durable chrome plating offers excellent corrosion resistance and a clean look.
  • Suitable for both hot and cold water systems, increasing versatility.
  • Reliable compression seal minimizes the risk of leaks.
  • Easy to install for both professionals and DIYers with basic tools.

Cons

  • Limited to 15mm pipe size; not compatible with other diameters.
  • Requires specific compression fitting tools for proper tightening.
  • May require more torque than soldered fittings, potentially leading to over-tightening if not careful.
  • Not suitable for applications requiring extremely high pressures beyond standard domestic use.
  • Removal might be more difficult than push-fit alternatives.

Setup, Compatibility & Care

Setup:

  1. Ensure the pipe end is clean, dry, and free from burrs or damage.
  2. Slide the compression nut onto the pipe, followed by the olive (ferrule).
  3. Insert the pipe fully into the coupler body.
  4. Slide the olive down to meet the coupler body.
  5. Screw the compression nut onto the coupler body by hand until snug.
  6. Use two wrenches to tighten the compression nut. Tighten firmly but avoid over-tightening, which can damage the pipe or fitting.

Compatibility:

  • Compatible with standard 15mm copper or plastic plumbing pipes.
  • Designed for use in central heating, hot water, and cold water supply systems.
  • Not suitable for gas installations.

Care:

  • The chrome-plated finish can be cleaned with a soft, damp cloth.
  • Avoid using abrasive cleaners or scouring pads, as they can scratch the chrome.
  • Periodically check for any signs of leakage, especially after initial installation or system pressure changes.

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