Oday 22 rub rail leak, sealant and fabric liner

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Oct 11, 2010
47
Oday 22 Holland MI
So I finally got to pouring water over the deck to find my cabin leak. It appeared to be coming from the screw at the deck joint and rub rail. Pulling the rub rail off I find there unused in sealed holes, so no surprise about the leak!
My question is what sort of sealant is best for the screws and holes?
Also pulled out all the the old fabric liner and cleaned up the mess, now for vinyl. Again any suggestion on adhesive to use for the vinyl?
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
I'm assuming that your rub rail is metal and not vinyl. For metal rub rail most guys use a Polysulfide caulking like "Boat Life Boat Caulk." Myself, I don't favor this stuff because it doesn't appear to have a long shelf life.

I've used 3-M 4000 and 3-M 4200 with great results and I feel that it is a caulking that I would recommend. Don't use 5200. It's too strong.
Here's a Youtube on rub rail replacement. http://www.youtube.com/watch?v=7amd2WxUvso&feature=relmfu This guy is using 5200 to seal it but like I mentioned, that stuff is to strong to use for anything and I highly recommend the 3-M 4200.
 
Oct 11, 2010
47
Oday 22 Holland MI
Thanks Trinkka. Well done for reading my bad typing, I'll blame the I pad ;)
My rub rail is rubber with a vinyl insert, I've taken it all off and have found lots of un used and unsealed holes so currently I plan just to caulk the screw holes and un used holes. I'm amazed that any one would drill a hole in the hull and make no attempt to seal it! I guess I should be happy it makes for an easy fix:
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
Thanks Trinkka. Well done for reading my bad typing, I'll blame the I pad ;)
My rub rail is rubber with a vinyl insert, I've taken it all off and have found lots of un used and unsealed holes so currently I plan just to caulk the screw holes and un used holes. I'm amazed that any one would drill a hole in the hull and make no attempt to seal it! I guess I should be happy it makes for an easy fix:
Andy,
If your rub rail is vinyl, don't use the Polysulfide caulking on it! You need to use something like Dow Corning 795. Polysulfide contains chemicals that can harm plastics and vinyl.
There is another type of caulking out there besides DC 795 that you can use. I'm not sure of the brand so you'll have to wait for someone to chime in on it or do some web browsing.
Good luck!
 
Oct 11, 2010
47
Oday 22 Holland MI
Thanks Trinkka,
The rub rail is a black rubber with a vinly insert or cover. The rub rail itself is just screwed over the hull joint which is both screwed and glued. As far as I can tell the join it self is good, the leaks where through empty screw holes. So my current plan is just to fill and seal the empty holes etc.
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
So my current plan is just to fill and seal the empty holes etc.

That's all I did Andy. Put a small dab of caulking on the threads of each screw that holds the molding to the gunwale too, and you'll be good to go.
 
Oct 11, 2010
47
Oday 22 Holland MI
Well, I got it sealed and put back together on Saturday and even got the new vinyl cabin lining installed, a few bubbles but a great improvement on the old fabric.
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
I just discovered a tiny leak coming in around the threads of a bolt that holds my hand rail. I'm going to try to remove the nut in the cabin if the bolt doesn't turn under the
Teak bung. If I have to, I'll just remove the bung and take the bolt out and try caulking it without taking the whole rail off. Then I'm going to try to lift the rail at that spot just enough to get some caulking under it with a thinned down Popsicle stick.
I've had some success doing this with toe rails that were leaking at a screw. Most of the time I've been lucky in only having to replace one bung.
I always try to fix leaks as soon as possible because once that water gets entrapped in the core it can develop rot real fast and the job of fixing it becomes harder and more costly.
It's good that you were able to get your work done. Now, on to the next project. There's no end to them.
Joe
 
Oct 11, 2010
47
Oday 22 Holland MI
That's true old boats and cars there's always a project, hope you got the leak.
 
Jun 14, 2010
43
oday 222 Milltown, NB
I just discovered a tiny leak coming in around the threads of a bolt that holds my hand rail. I'm going to try to remove the nut in the cabin if the bolt doesn't turn under the
Teak bung. If I have to, I'll just remove the bung and take the bolt out and try caulking it without taking the whole rail off. Then I'm going to try to lift the rail at that spot just enough to get some caulking under it with a thinned down Popsicle stick.
I've had some success doing this with toe rails that were leaking at a screw. Most of the time I've been lucky in only having to replace one bung.
I always try to fix leaks as soon as possible because once that water gets entrapped in the core it can develop rot real fast and the job of fixing it becomes harder and more costly.
It's good that you were able to get your work done. Now, on to the next project. There's no end to them.
Joe
Joe

when I removed my hand rails, I cut a slot in the screw ends enough to get a srew driver in to hold the screw. Then took the nut of. Harder to do if you have cap nuts. A little heat helps loosen any caulk.

tom c
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
Joe

when I removed my hand rails, I cut a slot in the screw ends enough to get a srew driver in to hold the screw. Then took the nut of. Harder to do if you have cap nuts. A little heat helps loosen any caulk.

tom c
I have the cap nuts so I had no choice but to remove the bung. I thought that I didn't have any Teak bungs, so like an idiot I made a bung out of a scrap piece of Teak. Then one day I was cleaning out my cellar and I found a coffee can full of Teak bungs of various sizes. I had forgot that I even had them.:doh:
 
Sep 25, 2008
992
Oday 25 Gibraltar
I have the cap nuts so I had no choice but to remove the bung. I thought that I didn't have any Teak bungs, so like an idiot I made a bung out of a scrap piece of Teak. Then one day I was cleaning out my cellar and I found a coffee can full of Teak bungs of various sizes. I had forgot that I even had them.:doh:
Been there done that. Duplicate parts, fittings and tools. That's the problem when things aren't organized.
 
Jan 24, 2005
4,881
Oday 222 Dighton, Ma.
I keep finding boat stuff that I had bought years ago and forgot about. My problem is, when I want to do a job, I don't want to spend two hours searching for something that I thought I had. I usually go out and buy the darn thing so that I can get the job done in the time that I need to do it.
It true though. I really need to be more organized.
 
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