12mm MLCP Compression Coupling: No Press Tool, Just Spanners (video guide)

The 12mm MLCP compression coupling from MaxHeatUFH joins two lengths of 12mm multilayer pipe in a straight line, using spanners and no press tool. It is handy for repairs and for 12mm overlay and low-profile underfloor heating.

Watch the full video and the quick version below, and download the data sheet and install manual for the exact specification.

Key facts

• Joins two 12mm multilayer pipes in a straight line
• No press tool, just two spanners
• For repairs, overlay and low-profile UFH
• Nut, olive and insert each end
• Sold singly

How to fit it

1. Cut both ends square and ream them
2. Slide on a nut and olive, push each pipe fully onto the insert
3. Hand tight, then a spanner while holding the body. Don't overtighten
4. For a repair, cut out the damaged section so the ends meet without strain
5. Check for weeps in the pressure test before covering, and note where it sits

Buy it

The 12mm MLCP Compression Coupling is available from MaxHeatUFH. Order by 12pm on a working day for next working day UK delivery. Trade customers see their trade price when logged in.

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