Painting New Galvanized Steel Roofing

Here s how to make sure you make the right calls while addin.

Painting new galvanized steel roofing.

Painting metal roofing provides you with a number of steps and decisions throughout the process. Spray the surface with the solution then scrub it with a clean lint free cloth. 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. Galvanized metal requires either a zinc dust type paint or a latex paint.

You can also use oil based alkyd paint but. Proceed in small sections until you ve cleaned the entire surface. White vinegar is both effective and non toxic so it is much safer to use than your average industrial solvent. Galvanized steel on the other hand cannot be painted with an oil based or aluminum based paint.

Using your exterior metal acrylic based paint using the same paint tray that has been emptied of any remaining primer begin to apply the paint with a roller directly onto the galvanized steel roof panels in the same order you applied the primer. Wipe the galvanized surface down with white vinegar. Apply two topcoats of paint on top of the primer. Painting a galvanized steel panel roof is not.

The secret to painting galvanized steel is white vinegar. Although you can leave the steel panels unpainted many people choose to paint them a color that complements the remaining exterior of the structure. 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. 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.

The vinegar is a mild acid which acts to etch the galvanized coating so the paint will stick. Be sure to cover the entire surface so that you cannot see any primer left. 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. Clean the steel with a chemical degreaser.

Prime the surface with a primer made for metal. If you have a kitchen then you probably already have this handy solution. Galvanized metal roofs are usually painted with acrylic based paint. Find either oil based or acrylic based paint at your local home improvement store.

However paint on metal roofs often peels or rusts in which case it is time to repaint it.