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No prep, do it all at once, here's how
By:Brian Nystrom
Date: 2/26/2012, 11:07 am

Luke, check out my "Skin On Frame Kayak #1 Rebuild" album at: http://community.webshots.com/user/brian_nystrom-reg

I use a very simple method to support the boat for coating that allows me to flip it and do both the hull and deck at the same time. Whether boat is deck-up or hull-up, I can reach into the cockpit, get a grip and flip it. However, it's easiest if you coat the hull first, so you can just grab the coaming and flip the boat (unless I'm tinting the skin, I usually coat the deck and the coaming at the same time).

One thing to watch out for on the first coat is that if you coat the hull too generously, you can get drips onto the underside of the deck. These will show up as darker spots unless you're using an opaque coating. You want to saturate the fabric, but too much roller or brush pressure can force drops of the coating through the fabric. I use light pressure with an epoxy roller (the thin covers work better than standard rollers), followed by tipping off the bubbles with a foam or bristle brush.

Follow the application schedule specified by the manufacturer. While allowing a little extra time between coats is generally not a problem, trying to rush the process can create serious issues and increase the curing time dramatically.

Messages In This Thread

Skin-on-Frame: Polyurethane prep/schedule
Luke H -- 2/24/2012, 5:35 pm
Re: Skin-on-Frame: Polyurethane prep/schedule
Jeff Horton -- 2/24/2012, 6:35 pm
Re: Skin-on-Frame: Polyurethane prep/schedule
Bill Hamm -- 2/26/2012, 1:01 am
No prep, do it all at once, here's how
Brian Nystrom -- 2/26/2012, 11:07 am
Re: No prep, do it all at once, here's how
Luke -- 2/29/2012, 1:14 pm