Old Metal Roof Painting

How do i paint an old metal roof.

Old metal roof painting.

A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly. When that much paint is present it may be time to replace the metal instead of painting it. Patrick coye painting specialist patrick coye is the owner and operator of patrick s painting home improvement in alexandria virginia. The great majority of the time the roof will have a previous coating on it.

Also check in advance with your local authorities about any municipal regulations regarding scraping and repainting a metal roof. Metal roofing requires specialized paint. With over 15 years of experience in residential construction patrick specializes in painting wallpaper removal installation drywall staining decks and fences and. It could even have multiple coats present.

Sand the entire metal roof surface very lightly with your wire brush or sandpaper. 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. Just before painting wash the roof with a power washer at a pressure of 2 500 pounds per square inch whether it is a new or an old one that requires re painting. Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.

Black jack elasto kool 1000 5 gallon elastomeric reflective roof coating 10 year limited warranty item 139941. When painting a metal roof there are common mistakes that novices and even experienced diyers tend to make. Sta kool sk 7705 traditional acrylic elastomeric roof coating 5 gal white 4 6 out of 5 stars 36 rust oleum 7769502 protective enamel paint stops rust 32 ounce flat rusty metal primer. Some old roofs have been found to have 30 40 layers of paint on them.

Here are some of the most common mistakes made in painting metal roofs. Acrylic latex paint is a good choice for bare metal roofs and to go over old paint. For pricing and availability. Chief among them is treating the metal like any other roofing material.

Oil based alkyd paint may also be used with an appropriate galvanized metal primer.