How To Sand And Paint A Metal Roof

Scrape away any loose or flaking paint using your putty knife.

How to sand and paint a metal roof. Again work from your ladder as much as possible. If crawling around on a metal roof in the hot sun does. When the paint is almost gone switch to a sheet of 200 grit to gently coax the remaining paint off the metal s surface. This way you won t sand too much into the metal and weaken it.

Wash the brush or roller you used for the primer or get a new one. Metal roofs need special paints and special care. The first thing you ll need to do is wash your shed with warm soapy water. Sand the entire metal roof surface very lightly with your wire brush or.

Dirt can increase rust so this way you start with a good foundation. Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal. Remove all rust using your wire brush or sandpaper. Step 6 wait for the first coat to dry and then paint additional coats if necessary.

Attach an 80 grit sanding disk to your sander and begin sanding the metal surface from which you need to remove paint. Step 7 remove the painter s tape after the final coat is fully dry. Because 80 grit is pretty coarse stop using it when the paint is almost all the way off. How do i repaint a metal roof on an old house.

A wire brush or sandpaper may help loosen tough areas. Use a brush roller or spray can depending on your preference or the size and shape of the metal object. The paint should adhere to the prepainted metal surface. To paint a rusty metal shed you ll need to sand away the rust apply a special primer then paint it.

Learning how to paint metal roofs what to buy and what to avoid can t be completely explained in one article but you can get a good idea as to what the best ways are to approach a project of this skill level and expertise. You may find it necessary to sand a bit by hand without a sand block.