[Public-List] V berth water tank

David Terrell dterrell1 at charter.net
Wed Jul 24 18:00:51 PDT 2013


Jason

I do put water tablets in each tank load.

David

On Wed, Jul 24, 2013 at 9:48 AM, Jason S 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

 1374714051.0


More information about the Public-List mailing list