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Hull blisters

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Boat Maintenance
Forum Discription: Discuss maintenance of your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=12264
Printed Date: September-29-2024 at 3:22pm


Topic: Hull blisters
Posted By: Bigcity
Subject: Hull blisters
Date Posted: October-27-2008 at 10:16pm
I have been reading a lot about hull blisters and since I leave my boat in the river (brakish water)for 6-8 weeks at a time over the summer was worried. This fall I pulled it out and cleaned and waxed it in preperation for winter storage. In one isolated area (near rear spray pocket) there appears to be old repair (5"x10") after a couple seasons it has yellowed slightly and can be seen in certain light I noticed a single open blister (size of fingernail) and a few pimples. Given it is minor and only cosmetic should I just epoxy open blister or could a failing repair jepardize the rest of the hull?

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BIGCITY
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Replies:
Posted By: MarineTech
Date Posted: October-28-2008 at 12:12am
If you wish to repair some minor blistering, and it later fails, it will cause no more harm to the remainder of the hull but anytime a boat is left in the water, especially in brackish or salt water, osmotic blistering may occur unless the bottom has a barrier coating on it. Of course if you barrier coat you would want to bottom paint it too. The solution is to leave it out of the water as much as possible. I've experimented with my river, also brackish, leaving boats in for varied amounts of time and even pulling and cleaning after one or two weeks won't prevent blistering. It seems the accumulated time in the water without completely drying is what counts, in my experience. Others may have other opinions. I hope this helps.

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       Luchog wrote:   "Anyway, you're full of s79t"





Posted By: 79nautique
Date Posted: October-29-2008 at 3:09pm
get a lift to store it on while it's in the water and don't wax the hull below the water line otherwise your just going to make it easier for blister to form.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: MarineTech
Date Posted: October-29-2008 at 9:02pm
Originally posted by 79nautique 79nautique wrote:

get a lift to store it on while it's in the water and don't wax the hull below the water line otherwise your just going to make it easier for blister to form.


79, I never heard the part about wax.....usually deal with painted bottoms with blisters in our location....what does the wax do to help the blistering??

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http://www.krwdirect.com/second/index.html - Projects

       Luchog wrote:   "Anyway, you're full of s79t"






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