I wonder why they use 4mm decks. I used doorskins for my deck, and I haven't had any problems. Seems like staying with a 3mm deck would give you some decent weight savings while not costing you all that much, structurally. (The deckbeams take up most of the structural job)

Shawn

> It takes more than a little force to hold the deck in position while the
> epoxy sets. I'd be careful of any solution that gives up holding power,
> especially now that, I think, CLC is using 4mm decks in some cases. (they
> used to use 3mm)

> Personally, I would use nails, not staples, but if I did use staples I'd
> be sure to use stainless ones.