Primaflow Compression Female Equal Straight Coupling Fitting - 54mm

The Primaflow Prima Plus Compression Female Equal Straight Coupling is a premium brass fitting man...

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OnBuy.comChrome Compression Female Equal Straight Coupling Fitting - 54Mm 5051258013071
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Product Information

Full details

The Primaflow 54mm Compression Female Equal Straight Coupling is ideal for professional plumbers and DIY enthusiasts needing a robust, reliable connection for large-bore water and gas pipework. Its primary benefit lies in its high-quality British-manufactured brass construction and WRAS approval, ensuring safety for potable water systems, though users should note that the 54mm size requires substantial leverage for proper tightening compared to smaller fittings.

All features

Model Part Number54mm
BrandPrimaflow

Extended Product Information

FAQs

Is this fitting suitable for gas lines?

Yes, the Primaflow 54mm coupling is designed for use in both water and gas systems.

Does this coupling require soldering?

No, this is a compression fitting, which relies on a mechanical seal created by tightening the nut onto the olive.

Is it safe for drinking water?

Yes, it is fully WRAS approved, meaning it is certified safe for use with potable (drinking) water.

Can I use this on plastic pipes?

This fitting is designed primarily for copper and metal pipes. Consult the manufacturer if planning to use with specialized plastic pipe inserts.

What standard does this product follow?

The fitting is manufactured to EN 1254 standards and carries the BSI Kitemark.

How do I maintain the chrome finish?

Wipe with a soft, damp cloth. Avoid abrasive cleaners or harsh chemicals that could scratch or dull the chrome plating.

Troubleshooting

Joint leaking after installation

Tighten the compression nut by an additional quarter-turn and ensure the pipe is fully inserted into the body.

Nut will not thread onto the coupling body

Check for cross-threading or pipe debris in the threads; clean and realign before attempting to tighten again.

Pros and Cons

Pros

  • WRAS approved for drinking water safety
  • High-quality brass construction ensures longevity
  • BSI Kitemarked for industry compliance
  • Versatile for both gas and water systems

Cons

  • Large 54mm size can be difficult to maneuver in tight spaces
  • Requires professional-grade wrenches for proper torque
  • Heavy weight compared to smaller compression fittings

Setup, Compatibility & Care

Proper installation of the 54mm coupling is critical for a leak-free result. Ensure the copper pipe ends are cut square and are free from burrs or deep scratches, as these can compromise the compression seal. It is recommended to apply a small amount of pipe jointing compound or PTFE tape if necessary, though the compression olive should do the heavy lifting in creating the seal. Use large adjustable wrenches to tighten the nuts firmly; do not overtighten, as this can deform the olive and cause leaks. For maintenance, periodically check for signs of moisture or corrosion, especially in gas installations, and ensure the pipe remains supported to prevent undue stress on the coupling joint.

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