Painting Steel Trailer Roof

Metal roofs are prone to rust because they are constantly exposed to the elements.
Painting steel trailer roof. Refresh rusted metal with new paint. Roller brush or paint sprayer. Wait three hours for the metal to dry. In fact repainting a rusted utility trailer every few years will extend its life.
Apply the metal etching primer to the rusted galvanized metal roof using the roller. You may also want to seal off the rusty area with a commercial rust sealer. Some historical homes have terne metal roofs and these need to be painted with oil based paint. Find either oil based or acrylic based paint at your local home improvement store.
You can update your roof and prevent further rusting by cleaning it up and giving it a fresh coat of paint. Apply the roof coating to the roof with a clean brush or roller. This may be easier if you pour some of the roof coating into a paint pan. Choose a paint that s right for your metal roof.
Galvanized metal roofs are usually painted with acrylic based paint. A rusted utility trailer is by no means past its useful life. The key to a successful paint job is to remove as much of the rust as possible before painting.