Paintimg Old Metal Roof

The roof should be swept clean of debris every few weeks to prevent small pests from finding a home in leaves dead branches or long lost golf balls.

Paintimg old metal roof.

Galvanized roofs require the use of a different paint than what is used on terne metal. There are several different types of metals used in roofing applications. Press the scraper or knife firmly against the paint. Metal roofs should be coated painted with a specially roof formulated acrylic latex which bonds tightly to metal and becomes a flexible coating 15 20 mils thick.

To prep metal for paint adhesion you must first clean it with soap and water remove light rust with a wire brush sand it with fine grain sandpaper and then in most cases prime. The first was their basic coating hp 1000 followed by two coats of hp 5000. For a new and unpainted roof allow it to weather for six months before painting it. 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.

Remove patches of rust if you find them. A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly. Choose a product designed for use on outdoor metal applications. Wash the roof with a power.

I used three coats. We have stunning colors that actually look like real patina d metal. Welcome to painted rusted roofing western states metal roofing is the leader in painted metal roofing products that look old and weathered. Painted metal roofs come with a baked on factory finish and you can re coat these as well.

There is no other company in the industry that has an equal color selection or authenticity of paint prints. As you scrape away old paint you ll get a close look at your entire roof. Acrylic latex paint is a good choice for bare metal roofs and to go over old paint. Type of paint to use.

The first step in painting any metal roof is determining what substrate and existing coatings you are dealing with. How to paint a galvanized metal roof with sherwin williams roof preparation. Apply the primer with a roller using a paint brush to access. I used acrymax from preservation products.

Oil based alkyd paint may also be used with an appropriate galvanized metal primer. Coat the entire metal roof surface with a rust inhibiting primer. Removing the old paint 1. In fact even after painting a metal roof it is necessary to perform a cleanup washing down the roof with a mixture of bleach liquid detergents and water at least once every six months.