Repaint Metal Roofs

Acrylic latex paint is a good choice for bare metal roofs and to go over old paint.

Repaint metal roofs.

You can also use oil based alkyd paint but. Metal roof painting and repainting is no small task. A wire brush or sandpaper may help loosen tough areas. This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.

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. There are several different types of metals used in roofing applications. Even the pros can make mistakes if they forget a step or accidentally start painting as if it were a normal surface such as wood or concrete. Scrape away any loose or flaking paint using your putty knife.

This is a huge factor in what coating system you ll want to use and is critical to determining how to prepare the existing surface. Oil based alkyd paint may also be used with an appropriate galvanized metal primer. However all painted metal roofs have one downside in common and that is that they have to be repainted periodically. Painted metal roofs come with a baked on factory finish and you can re coat these as well as paint bare metal roofing with acrylic latex paint.

Galvanized metal roofs are usually painted with acrylic based paint. To ensure that you know what kind of metal your roof is made out of and what kind of paint you should use ask a professional roofer to inspect your home. Sand the entire metal roof surface very lightly with your wire brush or. Remove all rust using your wire brush or sandpaper.

Not using a sealant another mistake is to forget or ignore using a sealant before the application of the metal 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. Find either oil based or acrylic based paint at your local home improvement store. The first step in painting any metal roof is determining what substrate and existing coatings you are dealing with.

Terne roofing was made by producing the. How do i repaint a metal roof on an old house.