[DeTomaso] question for the brain trust

[forestg at att.net]

 A new water heater??
 -------------- Original message from "Larry - Ohio Time Corp" <larry at ohiotimecorp.com>: --------------


> Gentlemen,
> 
>  
> 
> I have a very expensive natural gas hot water heater (city water) in my
> house. It is also used to heat my house. 
> 
>  
> 
> It has a stainless (magnetic 400?) tank. After 20 years it is starting to
> leak around the weld points. I find out that this is common, as the weld
> burns the nickel out of the metal and allows it corrode. I have patched it
> up by brazing / sliver soldering the spots I can reach. It has started to
> leak again.
> 
>  
> 
> I have tried everything I can think of from the outside; JB Weld, POR15,
> epoxy putty, fiber glass etc. The 70 PSI from the inside just lifts it up
> till it leaks again.
> 
>  
> 
> I am stripping the electronics and covers off of it to allow me to pressure
> test it in the shop with air.
> 
>  
> 
> Question:
> 
>  
> 
> I would like to seal the tank from the inside. The sealer needs to be able
> to hold up to the heat of the burner, seal well and NOT be poisonous, as I
> drink this water. 
> 
>  
> 
> What to use?
> 
>  
> 
> Thanks,
> 
>  
> 
>  
> 
>  
> 
> Larry - Cleveland
> 
>  
> 
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