Painted Glavanized Steel Metal Roofing

How to paint galvanized steel roofing panels.

Painted glavanized steel metal roofing.

Aluminum has tremendous corrosion resistance so it will generally corrode more slowly than galvanized steel. However paint on metal roofs often peels or rusts in which case it is time to repaint it. However if you have to repair your galvanized metal roof anyway it might be a great visual. If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.

Before painting galvanized metal such as drip strips around eaves or roof flashing take the following steps so the paint will adhere properly and not peel. To paint a metal roof you ll need to use an oil based paint if you have a terne metal roof or an acrylic based paint if you have a galvanized metal roof. The enamels in alkyd paints can react with the slick zinc finish on a galvanized steel surface leading to poor adhesion and peeling. Corrosion is the death of metal roofing as we all know.

Via abc metal roofing. You ll also need to purchase a primer designed for metal roofs. My house was built circa 1880 and still has its original terne metal roof which consists of individual metal shingles with an embossed decorative pattern. Some people will leave a galvanized metal roof as is whereas others prefer to paint it.

Many metal roofs are made out of galvanized metal which is a type of metal that has been covered with hot zinc in order to protect it from the weather. Galvanized metal requires either a zinc dust type paint or a latex paint. Avoid using alkyd based paints such as spray paint on galvanized steel. The one exception is when the coating is penetrated scratched or chipped by falling or blowing debris for example.

The painting process is actually very straightforward because the surface of galvanized steel is relatively smooth and consistent. In fact roughly 69 of steel is recycled in north america each year. For the most dependable results look for paints that are formulated specifically to bond to galvanized steel. Galvanized steel is a great material to use for a variety of tools products and projects and it s environmentally friendly.

Galvalume and galvanized steel roofing are affected differently by corrosion. Galvanized steel is often used as roofing panels because it is so highly durable and resistant to water damage. Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal. If crawling around on a metal roof in the hot sun does.