Does the oxygen barrier withstand the chaffing it encounters during the
When the HePEX gets kinked and you heat it up with a heat gun the outer
layer gets all
wrinkley and looks like it has been adversly affected.
Assuming the stuff is anything like the European pipe, where the oxygen
barrier is a thin metallic layer embedded in the pipe, then it doesn't
really matter. The oxygen barrier just cuts down the amount of gas
in/outflow. You can get pipe without the oxygen barrier at all, so having a
hole in the barrier won't have any major bad effect, really.
Personally, I think it is best to chuck it away if it gets kinked. It never
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