Copper M-Press Straight Reducer: Join Two Tube Sizes in Line (video guide)

The copper M-press straight reducer from MaxHeatUFH joins two different sizes of copper tube in a straight line, with a press socket on each end, for example stepping 22mm down to 15mm for a radiator or tap feed.

Here is how it fits and what to check, with the data sheet and install manual to download below.

Key facts

• Joins two tube sizes in a straight line
• Press socket on each end
• 12 sizes, 22-15mm to 54-42mm
• Size written large end first

How to fit it

1. Cut, deburr and mark each tube
2. Push in to the mark
3. Press each end with the M-profile jaw that matches it
4. Check both marks still sit at the fitting edge
5. Check both joints are pressed, then pressure test and check for weeps

Buy it

The Copper M-Press Straight Reducer 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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