Quote: Steve and Debbie wrote in post #4
...is the size the external diameter ?Steve
The semi-rigid stuff is 12mm o/d designed for JG and Whale push-fit connectors but will fit nicely over Reich barbed connectors if the end of the pipe is softened in hot water.
Retailers tend not to know the difference between pipe and tube - p
ipe is specced internal diameter, tub
e, external diameter.