Painting Over Metal Roof

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Painting over metal roof.

If you have a terne metal roof like this one then it has probably been repainted several times over the years. If crawling around on a metal roof in the hot sun does. However if you want to paint over prepainted metal you re in luck. Here s how to make sure you make the right calls while addin.

Before painting you ll still need to do a little. This article is meant to clarify the answers to some of the most common questions our customers have about painting a metal roof. To paint a metal roof you ll need to use an oil based paint if you have a terne metal roof or an acrylic based paint if you have a galvanized metal roof. Black jack eterna kote 4 75 gallon silicone reflective roof coating lifetime warranty item 484330.

Water resistant metal roofing paint for example can be of great value if you live in a rainy area. Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal. Oil paint is however vulnerable to cracking or chipping and it also tends to fade over time so consider a product with built in fade protection such as rust oleum hammered metal finish 12. Not using a sealant.

Another mistake is to forget or ignore using a sealant before the application of the metal paint. Sand the entire metal roof surface very lightly with your wire brush or sandpaper. Prepainted metallic surfaces can be treated almost like any other basic latex or oil painted surface. Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.

This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof. This information is aimed at the residential customer but can easily pertain to a commercial application as well. Black jack elasto kool 1000 5 gallon elastomeric reflective roof coating 10 year limited warranty item 139941. Painting a metal roof introduction.

You ll also need to purchase a primer designed for metal roofs. Although it isn t recommended to use a metal implement to scrape the roof it was the only way to remove the loose rust and old paint.