Fitting reverse osmosis drain problem

NeighboursFenceShifter said:

That reducer what's it called where did you get it?

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7CardBud said:

How to use a NPT tap and install fitting.

Connecting Tube to compression fitting

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1/4" x 18TPI NPT (National Pipe Taper) Tap or Tap Set, HSS. By top brands. | eBay

1/4" x 18TPI NPT (National Pipe Taper) Tap or Tap Set, HSS. First select the type of tap you want i.e. Taper/Starter or Second or Plug/Finisher or a Complete tap set. Ok - Tap is in an ok condition with the odd chip or ground back, ok for cutting the odd thread or as above.

www.ebay.co.uk

Conex 302 Compression Male Connector

www.toolstation.com

7CardBud said:

The threaded end of the compression fitting is most likely 3/8 or 1/4 inch. You need to match the tap to the threads on the fitting.

1/4 is the tube size for the compression end of the fitting.

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