Guest User
5/23/2007
Why would vinegar be necessary to prep a metal roof for painting? Does it do something (etch?) to the surface that aids in paint adhesion?
Todd Miller
Classic Products, Inc.
5/25/2007
It is not part of my suggestion for re-painting but, if it is being used, it is solely for its cleaning ability -- no sort of "etching" or anything.
Guest User
9/5/2007
VINAGAR DOES IN FACT ETCH THE METAL AS IT IS AN ACID
Todd Miller
Classic Products, Inc.
9/6/2007
Thanks
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