There are several different types of metals used in roofing applications.
Painting sheet metal roofing.
Metal roofing panels are often made of galvanized steel because it is resistant to water damage and is highly durable to impact.
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.
Use a power washer or brush with a mild cleaner to remove grime and debris.
Painting metal roofing provides you with a number of steps and decisions throughout the process.
Here s how to make sure you make the right calls while addin.
Before applying a new coat of paint you need to get rid of any oil debris and dirt buildup that already exists.
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.
The first step in painting any metal roof is determining what substrate and existing coatings you are dealing with.
This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.
Although you can leave the steel panels unpainted many people.
Galvanized metal roofs are usually painted with acrylic based paint.
Find either oil based or acrylic based paint at your local home improvement store.
Not using a sealant another mistake is to forget or ignore using a sealant before the application of the metal paint.
The first trick to corrugated metal roof is to not paint a dirty metal roof.