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Aft bulkhead - F'glassing it in?

Posted: Nov 7th, '14, 15:09
by John F.
The aft bulkhead (the one with the windows and door to the cabin in it, right in front of the motors) is screwed in on top and down the sides a bit. Its tabbed in at the bottom where it meets the hull. Crows Nest had this small piece of aluminum trim running around the inside of the ceiling in the cabin where it meets the bulkhead. On the outside, there was a small piece of teak trim.

I took the aluminum trim out that was inside the cabin off, filled the gap with epoxy/filler, made a fillet, and then did a couple layers of tape. I plan on doing the same on the outside. Is this OK? I know how much these boats "work," and I don't want it to crack. From looking at some pictures, it seems like this is what some have done in their rebuilds. Yeah, I should've asked before I started.

Re: Aft bulkhead - F'glassing it in?

Posted: Nov 7th, '14, 19:32
by CaptPatrick
John,

You should also lock the bulkhead into the boat with #8x1 1/2" screws, faired over with your fillet...

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Re: Aft bulkhead - F'glassing it in?

Posted: Nov 8th, '14, 07:54
by John F.
Thanks Captain Patrick.

Re: Aft bulkhead - F'glassing it in?

Posted: Nov 9th, '14, 18:40
by Marlin
The captain advised me to use pocket screws when I attached my coosa bulkhead to the cabin top, used a pocket screw drill guide to recess the screw heads a bit, I did this to get the entire bulkhead fastened, mixed up some thicken epoxy to set the bulkhead ,removed the temp screws ,used the same epoxy to glue the screws in place forever, made up a formed plastic spatula to create the fillet , I didn't use any cloth to attach the bulkhead to the top,just the above method ,both inside and outside, I used 2pieces of 1/2" coosa glued together with a mayonnaise consistency for the bulkhead fabrication, drove in a bunch of 1" wd40 coated drywall screws and fender washers to secure the coosa till it kicked off, been there a few years and lots of bumpy water, no cracks,on the inside and outside ,I troweled on a thickened coat of epoxy and went to the final finishing process