There is a lot of mention (within the forum) of the Plastic Speedfit (http://www.johnguest.com) fittings but very little on Hep20 (http://www.hep2o.com). Is one better than the other?
And if you're using HEP on heating, make sure it's the BARRIER type. I THINK all Speedfit is barrier-type (ie. includes an oxygen barrier layer in the plastic).
Have you compared unipipe with other Al/multilayer pipe makes (much cheaper)?
Also, have you had any probs with the unipipe end fittings NOT fitting into a compression fitting? They seem, to rely on the inside diameter, which varies.
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