Paint Old Metal Roof

You ll also need to purchase a primer designed for metal roofs.

Paint old metal roof.

When that much paint is present it may be time to replace the metal instead of painting it. Water resistant metal roofing paint for example can be of great value if you live in a rainy area. Acrylic latex paint is a good choice for bare metal roofs and to go over old paint. Sand the entire metal roof surface very lightly with your wire brush or sandpaper.

Free shipping by amazon. Also check in advance with your local authorities about any municipal regulations regarding scraping and repainting a metal roof. 95 1 48 10 items get it as soon as thu oct 1. Sharp point metal to wood siding screws.

Not using a sealant. This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof. Only 7 left in stock order soon. 4 5 out of 5 stars 5.

Be extremely careful not to pierce the metal when scraping. If crawling around on a metal roof in the hot sun does. A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly. Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.

Although it isn t recommended to use a metal implement to scrape the roof it was the only way to remove the loose rust and old paint. If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it. It could even have multiple coats present. Another mistake is to forget or ignore using a sealant before the application of the metal paint.

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. Some old roofs have been found to have 30 40 layers of paint on them. Oil based alkyd paint may also be used with an appropriate galvanized metal primer. Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.