[Public-List] V berth water tank

Richard Mair ramair49 at gmail.com
Fri Jul 26 14:09:03 PDT 2013


I did recoat the gel with a food grade gel and we drink the water after it
goed thru a charlcoal filter that claims to remmove 99.9% of everything.
Needs a pressure pump to push water thru it, foot pump not enough. Liner
boat but same principle.
Richard
On 2013-07-24 10:48 AM, "Jason S" <mpcylinderheads at gmail.com> wrote:

> Thanks for answer...I have read that many people use west system on water
> tanks......I would think a water tablet and  filter would take out most
> contaminants. Especially if water water was not left sitting for long
> periods...I have those same cracks, but wondered more about sealing out gel
> coat....I may try it.
> On Jul 24, 2013 8:59 AM, "David Terrell" <dterrell1 at charter.net> wrote:
>
> > Jason
> >
> > I did some epoxy coating - there were hair line crack- crazing.  I did
> not
> > slather it up with many coats of epoxy. I  used regular west marine
> epoxy.
> > I was not concerned because I do not plan to drink the water. And,
> > honestly, I do not know if there is a real problem with what I used.  I
> > would be very interested in being enlightened on this topic by anyone in
> > the know on this.
> >
> > David
> >
> >
> > On Sun, Jul 21, 2013 at 8:45 AM, Jason S wrote:
> >
> >  Dave,
> >> Did you coat inside of tank.
> >> .if so with what type of epoxy
> >>
> >> Jason
> >> #457 Salacia
> >> Www.svsalacia.blogspot.com
> >> On Jul 21, 2013 7:39 AM, "David Terrell" <dterrell1 at charter.net> wrote:
> >>
> >>  I did what  George did and the result is excellent. I do not see a need
> >>> for further changes. I used starboard for the top. Pictures  and a
> >>> description are posted on the web site.
> >>>
> >>> David 432
> >>>
> >>>
> >>> On Sat, Jul 20, 2013 at 4:40 PM, George Dinwiddie wrote:
> >>>
> >>>  Bill,
> >>>
> >>>>
> >>>> On 7/19/13 10:07 AM, Bill Newman wrote:
> >>>>
> >>>>  My No. 233 is a non liner boat that I have owned for about 12 years.
> >>>>> The water tank is fibreglass and is I believe, tabbed to the hull.
> >>>>>
> >>>>>
> >>>> The usual arrangement is a tank that uses the hull and some laid up
> >>>> glass
> >>>> to form the bottom and sides. The top was generally a sheet of
> aluminum
> >>>> bedded and pop-riveted across the flanges of the sides.
> >>>>
> >>>> The usual problems are that
> >>>>  1. the fiberglas becomes saturated with water and slowly leaches into
> >>>> the water
> >>>>  2. the aluminum corrodes, flaking white aluminum oxide into the water
> >>>>  3. the pop-rivets start to leak
> >>>>
> >>>>  Originally it had no inspection port so later I made one and found a
> >>>>
> >>>>> very moldy plastic bladder inside the tank.  I removed this and
> >>>>> thoroughly cleaned the interior of the fibreglass tank and used this
> >>>>> for a few years until it began to leak.  I then cut a larger opening
> >>>>> into the top and installled a bladder which does not conform well the
> >>>>> the shape of the tank.  If it is completely filled it bulges out the
> >>>>> opening and leaks some water no matter how well the fittings are
> >>>>> tightened.  The result is that I cannot carry a lot of water with
> >>>>> this arrangement.  I do not use the tank for drinking or cooking just
> >>>>> for washing myself and the dishes.  I am thinking of temporalily
> >>>>> removing some of the furniture from the v berth, then making a
> >>>>> cardboard mock-up of a tank that fits the space and taking this to a
> >>>>> tank maker to have it fabricated.  I am thin king of having this made
> >>>>> of aluminum because there are several companies who will do this and
> >>>>> a mold is not required.  I expect my experience is not unique.  My
> >>>>> question is. has anyone had any experience  replacing the water tank
> >>>>> under the v berth and if so any advice or information about how to
> >>>>> proceed and the results will be much appreciated.
> >>>>>
> >>>>>
> >>>> I would not recommend using aluminum. Like the original aluminum top,
> it
> >>>> will oxidize and flake white aluminum oxide into the water.
> >>>>
> >>>> The usual fix for the water tank is to
> >>>>  1. remove the furniture
> >>>>  2. remove the top of the tank
> >>>>  3. clean the tank well
> >>>>  4. coat the fiberglas walls with epoxy
> >>>>  5. put on a new, non-aluminum top (high-density polyethelyne or
> >>>> reinforced epoxy sheet) bedded with good caulk, and using self-tapping
> >>>> screws instead of pop-rivets
> >>>>
> >>>> If you do this and add a charcoal filter, you should have water
> suitable
> >>>> for drinking.
> >>>>
> >>>> Of course, you still need to clean the inside occasionally through a
> >>>> port
> >>>> on the top, and you may want to dose with chlorine (plain chlorox)
> when
> >>>> you
> >>>> fill the tank.
> >>>>
> >>>>  - George
> >>>>
> >>>> --
> >>>>
> >>>> ------------------------------****----------------------------**--**
> >>>> ----------
> >>>>   When I remember bygone days                         George Dinwiddie
> >>>>   I think how evening follows morn; gdinwiddie at alberg30.org
> >>>>   So many I loved were not yet dead, http://www.Alberg30.org
> >>>>   So many I love were not yet born.                          also see:
> >>>>                'The Middle' by Ogden Nash http://idiacomputing.com
> >>>>
> >>>> ------------------------------****----------------------------**--**
> >>>> ----------
> >>>>
> >>>>
> >>>>
> >>>> ______________________________****_________________
> >>>> These businesses support your Association:
> >>>>
> >>>> http://www.alberg30.org/store/****A30supporters.html<
> http://www.alberg30.org/store/**A30supporters.html>
> >>>> <http://**www.alberg30.org/store/**A30supporters.html<
> http://www.alberg30.org/store/A30supporters.html>
> >>>> >
> >>>> Please support them.
> >>>> ______________________________****_________________
> >>>> Public-List mailing list
> >>>> Public-List at lists.alberg30.org
> >>>>
> >>>>
> http://lists.alberg30.org/****listinfo.cgi/public-list-****alberg30.org<
> http://lists.alberg30.org/**listinfo.cgi/public-list-**alberg30.org>
> >>>> <http://lists.**alberg30.org/listinfo.cgi/**public-list-alberg30.org<
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org>
> >>>> >
> >>>>
> >>>>  ______________________________****_________________
> >>> These businesses support your Association:
> >>>
> >>> http://www.alberg30.org/store/****A30supporters.html<
> http://www.alberg30.org/store/**A30supporters.html>
> >>> <http://**www.alberg30.org/store/**A30supporters.html<
> http://www.alberg30.org/store/A30supporters.html>
> >>> >
> >>> Please support them.
> >>> ______________________________****_________________
> >>> Public-List mailing list
> >>> Public-List at lists.alberg30.org
> >>>
> >>>
> http://lists.alberg30.org/****listinfo.cgi/public-list-****alberg30.org<
> http://lists.alberg30.org/**listinfo.cgi/public-list-**alberg30.org>
> >>> <http://lists.**alberg30.org/listinfo.cgi/**public-list-alberg30.org<
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org>
> >>> >
> >>>
> >>>  ______________________________**_________________
> >> These businesses support your Association:
> >> http://www.alberg30.org/store/**A30supporters.html<
> http://www.alberg30.org/store/A30supporters.html>
> >> Please support them.
> >> ______________________________**_________________
> >> Public-List mailing list
> >> Public-List at lists.alberg30.org
> >> http://lists.alberg30.org/**listinfo.cgi/public-list-**alberg30.org<
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org>
> >>
> > ______________________________**_________________
> > These businesses support your Association:
> > http://www.alberg30.org/store/**A30supporters.html<
> http://www.alberg30.org/store/A30supporters.html>
> > Please support them.
> > ______________________________**_________________
> > Public-List mailing list
> > Public-List at lists.alberg30.org
> > http://lists.alberg30.org/**listinfo.cgi/public-list-**alberg30.org<
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org>
> >
> _______________________________________________
> These businesses support your Association:
> http://www.alberg30.org/store/A30supporters.html
> Please support them.
> _______________________________________________
> Public-List mailing list
> Public-List at lists.alberg30.org
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
>

 1374872943.0


More information about the Public-List mailing list