How Do I Paint Galvanized Sheet Metal

Use the tip of your brush to dab the paint into grooves creases and textured areas.

How do i paint galvanized sheet metal. The secret to painting galvanized steel is white vinegar. Wash the metal thoroughly with hot soapy water. Brush the primer with a synthetic bristle paintbrush or if you want to avoid brush marks spray it using aerosol cans or air spray equipment. White vinegar is both effective and non toxic so it is much safer to use than your average industrial solvent.

Apply a rust proof primer to the galvanized metal with a paint brush. T wash etch primers sweep blasting and weathering. Allow the primer to dry completely. Use a primer designed for use on metals.

Rinse the metal with a weak solution of water and ammonia and allow it to dry. Prime the surface with a primer made for metal. Brush on the first coat of paint. Wipe the galvanized surface down with white vinegar.

Clean new galvanized metal surfaces with a water based cleaner degreaser to remove any oil or and contaminants. You first are advised to prepare the surface of the item to be painted so that the paint for galvanized metal stands its best chance of looking good for several years. If the ducts will get hot use a primer with a high heat resistance. Once the metal has dried dampen a cloth with white vinegar and wipe the surface down.

Check to make sure there are no gaps or missed spots before moving on. Prime the metal with an acrylic latex metal primer. Preparation of galvanized steel before painting. If you have a kitchen then you probably already have this handy solution.

There are four recognised methods of surface pre treatment that produce a sound substrate for a paint coating. Spread the paint across the surface with long linear strokes. Selecting the correct paint for galvanised metal. All you have to do is simply apply the vinegar to a clean rag and then wipe down the galvanized surface.

To do this you can use a cloth that is damp with vinegar or mineral spirits rubbing it across the metal until it is smooth. Apply two topcoats of paint on top of the primer. This paint produces a high build tough and weather resistant flexible sheen finish that is often chosen by tradesmen due to it s fast drying times. The vinegar is a mild acid which acts to etch the galvanized coating so the paint will stick.

Apply a second coat. Here s how to paint galvanized metal.