Warren,
Use a small magnet on the tank. If it sticks well, it's galvanized
sheet metal (steel). Some stainless will tend to react to a magnet but not
the same as steel. Aluminum won't at all.
Glyn Judson
1969 Caravel #508
Santa Monica, CA
> Ok. I contacted Airstream them selves and asked if my pressurized potable
> water tank was Stainless, Aluminum or what. They replied that no one
> remembered using either Stainless or Aluminum tanks (I presume that doesn't
> mean they didn't use Aluminum) but they did remember using Galvanized tanks
> back then.
> How do you tell if it is galvanized and would the galvanized last longer
> than the Aluminum everyone has mentioned?
>
> Thanks.