The documentation states composite or fabric.
https://www.aircraftspruce.ca/catalog/a ... ystems.php
I never thought about the aluminum coat for PolyFiber. They must be aware of it as they say it works in fabric covered airplanes. I'm going to use Oratex. I'll put that question to them.
Side Stringers
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- Location: Saskatoon, Saskatchewan, CANADA
Re: Side Stringers
Murray Marien - HC 0180
Saskatoon Canada
Saskatoon Canada