Painting An Old Tin Roof

Use a latex brush for latex paints and an oil based brush for oil based paints otherwise the brush will quickly ruin.

Painting an old tin roof.

Choose a paint that s right for your metal roof. Paint over the primed roof surface using an acrylic latex paint designed for outdoor metal applications. Apply the paint using a roller or brush as desired. Some historical homes have terne metal roofs and these need to be painted with oil based paint.

First use the wire brush to remove the loose rust. One issue that tin roofs have especially older ones is that they can get worn out and rusty rather quickly. Just before painting wash the roof with a power washer at a pressure of 2 500 pounds per square inch whether it is a new or an old one that requires re painting. Surface rust that s just part of tin.

Rust will also be the death of an otherwise great paint job. For larger areas you can use a spray rig for faster application. A rust inhibitor stops rust. Not a problem as long as you use the right techniques and products.

How to paint a tin roof. 9 wait for the paint to dry completely. Galvanized metal roofs are usually painted with acrylic based paint. Power washing removes mold mildew.