Prima Plus Copper Olive Fitting - 12mm

Primaplus compression fittings are a premium brass fitting, manufactured in Britain. These fitting...

Best current price£3.08from The Range

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The RangePrima Plus Copper Olive 12Mm - Brass Compression Fitting - Mpn 21076213 - Grey
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eBayPrimaPlus Copper Olive 12mm
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OnBuy.comPrima Plus Copper Olive Fitting 12Mm 5051258011534
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B&QB&Q - Prima Plus Copper Olive Fitting 12mm
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Product Information

Full details

The Prima Plus 12mm Copper Olive Fitting is designed for professional plumbers and serious DIY enthusiasts who require a reliable, leak-proof connection for water and gas piping systems. This premium brass fitting offers exceptional durability and peace of mind through its rigorous manufacturing standards, though users should ensure they have the proper compression tool kit on hand for a secure installation.

All features

Model Part Number1265138
BrandPrima Plus

Extended Product Information

FAQs

Are these fittings suitable for gas installations?

Yes, these Prima Plus fittings are suitable for gas and water installations provided they are installed according to local building regulations.

Can I reuse the copper olive?

It is highly recommended to use a new olive if you disconnect the fitting, as the original olive has already been compressed and deformed to create the seal.

What does WRAS approved mean?

WRAS stands for Water Regulations Advisory Scheme; approval confirms the product meets high standards for safety and does not contaminate drinking water.

Do I need to use PTFE tape on the olive?

No, compression fittings create a mechanical seal via the olive and do not require PTFE tape on the olive itself.

What pipe material is this designed for?

This fitting is designed specifically for standard copper pipework.

Troubleshooting

Joint is leaking after installation

Ensure the pipe was cut squarely and is not scored. Try tightening the nut an additional quarter turn, but do not overtighten.

Nut will not thread onto the fitting body

Check the threads for debris and ensure the pipe is fully inserted into the fitting body so the nut aligns correctly.

Pros and Cons

Pros

  • High-grade brass material resists corrosion
  • WRAS approved for potable water safety
  • Rigorous British quality standards (EN 1254)
  • Reliable, leak-resistant compression seal

Cons

  • Requires proper compression wrenches to avoid over-tightening
  • Not intended for non-copper pipe materials
  • Single-use olive requires replacement if fitting is disassembled

Setup, Compatibility & Care

To install these fittings, ensure the copper pipe end is cut squarely and deburred to prevent damage to the olive. Slide the compression nut and the copper olive onto the pipe, insert the pipe into the fitting body, and tighten the nut by hand until finger-tight. Use two wrenches to complete the installation: one to hold the fitting body steady and the other to tighten the nut approximately 3/4 to one full turn. Always ensure the system is pressure-tested for leaks after installation. To maintain the system, avoid using harsh chemical sealants on the olive itself, as the mechanical compression is designed to hold the pressure alone.

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