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Water ballast tank cleaning.
Posted: Sat Nov 12, 2016 8:46 am
by macsandy
Got the boat out of the water and emptied the ballast.
Putting it politely, the smell was "offensive".
Any recommendations for cleaning and preventing future smells!
Re: Water ballast tank cleaning.
Posted: Sun Nov 13, 2016 5:51 pm
by Gazmn
A Pt of bleach or pool chlorine tabs, while in the water & ballast filled. For winter layup I got nothing. Smell should go away - Unless something died in there

Re: Water ballast tank cleaning.
Posted: Mon Nov 14, 2016 5:33 am
by Russ
Gazmn wrote:A Pt of bleach or pool chlorine tabs, while in the water & ballast filled. For winter layup I got nothing. Smell should go away - Unless something died in there

+1
How about doing this in reverse. Dump some bleach in there and fill the ballast with a hose via vent. Let it sit for a day and drain it.
If you can leave it open, once it dries out the smell will likely stop. However that might take some time.
--Russ
Re: Water ballast tank cleaning.
Posted: Tue Nov 15, 2016 2:06 am
by cptron
Gazmn wrote:A Pt of bleach or pool chlorine tabs, while in the water & ballast filled. For winter layup I got nothing. Smell should go away - Unless something died in there

++1
We do about the same except we use the pool shock crystals for pools. I think we use it a little heavy and use about 1/4 bottle per ballast tank fill. Cleared out the smell from having salt water living in it for several months and then emptying it. Just 1 treatment and smell has gone and not returned since we use in every fill of the ballast.