Repaint A Painted Metal Roof

Oil based alkyd paint may also be used with an appropriate galvanized metal primer.

Repaint a painted metal roof.

This information is aimed at the residential customer but can easily pertain to a commercial application as well. Painting a metal roof introduction. Painted metal roofs come with. 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.

Before you dive head long into painting your metal roof you need to determine what type of metal it is because although it may appear to be galvanized it may in fact be what is known as terne metal. However if you want to paint over prepainted metal you re in luck. Before painting you ll still need to do a little. Water resistant metal roofing paint for example can be of great value if you live in a rainy area.

Another mistake is to forget or ignore using a sealant before the application of the metal paint. However all painted metal roofs have one downside in common and that is that they have to be repainted periodically. If you re up for the challenge. Sand the entire metal roof surface very lightly with your wire brush or sandpaper.

Painting a roof can be a difficult job that takes a long time so you should consider hiring professional painters to do the work. This roofing material has a typical lifespan of 40 70 years if taken care of properly. This article is meant to clarify the answers to some of the most common questions our customers have about painting a metal roof. With the correct paint and application technique you can paint it once for up to 10 years of protection.

This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof. Metal surfaces require specialized primer and paint for good paint adhesion. Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish. To maintain the roof s integrity and condition you must protect the metal with a layer of paint.

Not using a sealant. A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly. Prepainted metallic surfaces can be treated almost like any other basic latex or oil painted surface.