PrimaPress Pressfit MI Coupler - 22mm x 1/2"

PrimaPress is a premium copper press fitting designed for reliable performance in water, gas, and ...

Best current price£5.35from eBay

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eBayPrimaPress M-Class Pressfit 22mm x 1/2 Male Iron Straight - 30076258
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BradfordsPrimaPress Pressfit MI Coupler 22mm x 1/2 inch for Multilayer Pipe Systems
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The RangePrimapress Pressfit 22X1/2" Mi Coupler - Copper, Flameless Installation - Grey
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OnBuy.comPrimapress Pressfit 22X1/2" Mi Coupler 5051258060426
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£9.03
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Product Information

Full details

The PrimaPress Pressfit MI (Male Iron) Coupler is an essential component for professional plumbers and contractors seeking a reliable, leak-proof connection for water, gas, and glycol systems. This fitting offers the significant benefit of a fast, flameless installation process that saves time on-site while ensuring long-term durability through its WRAS and DVGW certifications. While it is built for high-performance applications, users should note that it requires specific M-profile press tools for proper installation, which may necessitate an investment in specialized equipment for those accustomed to traditional soldering methods.

All features

Model Part Number22x1/2" MI
BrandPrimaPress

Extended Product Information

FAQs

Can I use this fitting for gas installations?

Yes, the PrimaPress range is suitable for gas, water, and glycol systems provided local building regulations are followed.

Is this fitting compatible with V-profile press tools?

No, this fitting is designed specifically for M-profile press tools. Using a different profile may result in a faulty seal.

What is the maximum pressure rating?

The fitting is rated for a maximum working pressure of PN16.

Does the fitting need to be soldered after pressing?

No, the press-fit technology creates a mechanical seal that does not require any heat or soldering.

What should I do if I suspect an O-ring is damaged?

Do not attempt to repair the fitting. Discard the fitting and use a new one to ensure a reliable seal.

Are these fittings reusable?

No, PrimaPress fittings are designed for a single-use permanent installation. They cannot be removed and re-pressed.

Troubleshooting

The fitting leaks after pressing.

Verify that the pipe was deburred properly and that no deep scratches exist on the pipe surface that could damage the internal O-ring.

The press tool does not fit around the coupler correctly.

Ensure that the press tool jaws are of the correct M-profile and are not worn or damaged. Check for debris in the jaw tracks.

Difficulty inserting the pipe into the fitting.

Check if the pipe end is perfectly round and free of burrs. If the pipe is oval, use a re-rounding tool before attempting insertion.

Pros and Cons

Pros

  • Flameless installation eliminates fire risks and insurance concerns
  • Rapid press-fit assembly reduces project labor time significantly
  • Leak detection feature ensures higher installation accuracy
  • Certified for diverse applications including gas and glycol
  • Extensive 50-year warranty indicates long-term product durability

Cons

  • Requires specific M-profile press tool equipment
  • Cannot be used with V-profile or other non-M press jaws
  • Initial cost of press tools is higher than standard soldering torches

Setup, Compatibility & Care

To ensure a secure installation, verify that your pipe ends are clean, deburred, and free of scratches. Insert the pipe fully into the fitting until it hits the pipe stop. Place the M-profile press jaws around the bead of the fitting, ensuring the tool is perfectly square to the pipe axis. Activate the press tool until the complete cycle is finished.

Compatibility is strictly limited to M-profile jaw sets; using incompatible jaw profiles will compromise the structural integrity of the seal. For care, store fittings in their original packaging to avoid oxidation and deformation of the O-ring seal. If a fitting is stored in an environment below 0 degrees Celsius, ensure the O-ring is pliable before installation.

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