[PSUBS-MAILIST] ballast tank

[James Frankland via Personal_Submersibles]

Yes, I wish i'd made my tanks like that.  Winter modification planned to
change mine.

On 23 April 2015 at 13:22, hank pronk via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> I mounted the first new ballast tank yesterday, I am using water softener
> tanks.  The tanks are real cheap and best of all, very light.   The tanks
> are approx. 20 imperial gallons each  12 in dia and 48 in long with hemi
> ends.
> If I were building a K sub, I would 4 of these on, stability would improve
> and no burping out air.
> Hank
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