How To Seal A Rusty Metal Roof

This is a very important repair that could save your roof.

How to seal a rusty metal roof.

Use a zinc based primer on any areas where rust has been scrubbed or sanded away allowing it to dry before applying the protective roof coating or seal. If any panel is extensively damaged replace it with a. As it dries the acid of the vinegar will begin to corrode the surface of the metal and you will start to see rust appear. On most metals two coats of everbrite clear protective coating are recommended.

Once done you can paint over rust. Allow to dry for around eight hours then apply a second coat. You can buy rubber based roof coating from most major hardware stores. Apply the metal etching primer to the rusted galvanized metal roof using the roller.

On raw steel or rusted metal 3 to 4 coats are recommended because the metal is very porous. Stir thoroughly before applying it with a soft bristled roofing brush or paint roller. He recommended a product called penetrol normally used as a paint additive to improve flow and adhesion that also seals and stops rust. Everbrite will seal moisture out of rusted metal to help prevent further corrosion and will prevent rust stains.

The seal should last a couple of years with the bonus benefit of adding a layer of insulation to your mobile home. Begin at the far side of the roof. It can be used alone as a base coat on bare metal and will fix the rust while preserving the appearance. However badly rusted metal areas need more prep work and possibly a special primer.

If your roof is aluminum you shouldn t. Wait three hours for the metal to dry. We then applied a semi gloss lacquer 3 coats interior application using a deft product. Apply a solution of hydrogen peroxide vinegar and salt.

Start with a wire brush photo 1. Scrape any cracked or peeling paint from the roof before you repaint it or the new paint coating won t adhere properly. Roll in a vertical motion working backward toward the extension ladder.