Painting Galvanized Sheet Metal

Clean the surface with warm or hot soapy water.

Painting galvanized sheet metal.

The first thing he always did was wash the surface of the metal with a mild acid. If galvanized metal is not prepared and painted properly it will tend to peel over time. For the most dependable results look for paints that are formulated specifically to bond to galvanized steel. In his first career kevin painted thousands of feet of galvanized gutter.

The enamels in alkyd paints can react with the slick zinc finish on a galvanized steel surface leading to poor adhesion and peeling. All you have to do is simply apply the vinegar to a clean rag and then wipe down the galvanized surface. Here s how to paint galvanized metal. Wipe the galvanized surface down with white vinegar.

Prime the surface with a primer made for metal. Avoid using alkyd based paints such as spray paint on galvanized steel. Rinse the metal and let it dry completely for several hours. Remove any handles or other attachments from the metal.

Go over the metal with a wire brush to remove any oxidation. Clean new galvanized metal surfaces with a water based cleaner degreaser to remove any oil or and contaminants. Rinse with water and let completely dry. The acid in the vinegar will act to etch the metal and help the paint adhere.

The vinegar is a mild acid which acts to etch the galvanized coating so the paint will stick. Rinse the metal with a weak solution of water and ammonia and allow it to dry. Once the metal has dried dampen a cloth with white vinegar and wipe the surface down. The secret to painting galvanized steel is white vinegar.

How to paint galvanized metal. Wash the metal thoroughly with hot soapy water. If you have a kitchen then you probably already have this handy solution.