Before painting you ll still need to do a little.
Repaint a painted metal roof.
Prepainted metallic surfaces can be treated almost like any other basic latex or oil painted surface.
Metal surfaces require specialized primer and paint for good paint adhesion.
Sand the entire metal roof surface very lightly with your wire brush or sandpaper.
However all painted metal roofs have one downside in common and that is that they have to be repainted periodically.
This information is aimed at the residential customer but can easily pertain to a commercial application as well.
Painted metal roofs come with.
This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.
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 article is meant to clarify the answers to some of the most common questions our customers have about painting a metal roof.
Acrylic latex paint is a good choice for bare metal roofs and to go over old paint.
A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly.
Water resistant metal roofing paint for example can be of great value if you live in a rainy area.
However if you want to paint over prepainted metal you re in luck.
If the paint on your metal roof is starting to crack and peel or if you re tired of its color it might be time to paint your roof.
Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.
If you re up for the challenge.
Oil based alkyd paint may also be used with an appropriate galvanized metal primer.
Get started painting your corrugated metal roof below.
Another mistake is to forget or ignore using a sealant before the application of the metal paint.
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.
This roofing material has a typical lifespan of 40 70 years if taken care of properly.
With the correct paint and application technique you can paint it once for up to 10 years of protection.
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.