How To Paint Your Metal Roof

Painting metal roofing provides you with a number of steps and decisions throughout the process.

How to paint your metal roof.

Type of paint to use. Choose a product designed for use on outdoor metal applications. Terne is best painted with an oil based paint. Here s how to make sure you make the right calls while addin.

Check with your homeowner s association for any painting regulations. After successfully painting your metal roof and everything looks great it is your job to keep it that way. Coat the entire metal roof surface with a rust inhibiting primer. For a new and unpainted roof allow it to weather for six months before painting it.

Painted metal roofs come with a baked on factory finish and you can re coat these as well. If no rust is present on the steel a simple pressure washing may be adequate to clean the surface of the roof. One of my neighbors used an oil based paint as a primer since some of the metal was rusted and then covered the roof with one of the specially formulated roofing paints that is sold by calbar for use on old metal roofs for an added layer of protection. Galvanized roofs require the use of a different paint than what is used on terne metal.

Choose a paint that s right for your metal roof. Use a power washer or brush with a mild cleaner to remove grime and debris. How to paint a galvanized metal roof with sherwin williams roof preparation. Apply the primer with a roller using a paint brush to access.

Some homeowner s associations have rules about. Choose a color that goes with the. Some historical homes have terne metal roofs and these need to be. Before applying a new coat of paint you need to get rid of any oil debris and dirt buildup that already exists.

Step 2 maintain the roof. Just as with pairing your paint to match a galvanized or non galvanized roof the sealant must be compatible with the type of paint in order to be effective. Ospho will etch the surface of the metal and convert the iron oxide rust into iron phosphate an inert substance that turns the metal black.