Ho so
100/90 =10mm but have 2 side?
so it s not 5mm? side wall??
That the way i understand it
Envoy¨¦ depuis mon appareil Galaxy
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-------- Message d'origine --------
De : "Bernd Kohler via groups.io" <ikarus342000@...>
Date : 2023-04-23 06 h 21 (GMT-05:00)
Objet : Re: [K-Designs-Multihull-Sailboats] Eco 7.5 build
You are right. The first number is the outside diameter? (100/90) second number is the inside diameter
Resulting in a wall thickness of 10 mm.
Cheers
Bernd