Yes. Rust Bullet is the ideal coating for protecting galvanized metal buildings and roofs. It not only provides protection from rust and corrosion but will make your metal roof stronger and more weather resistant. Following the application guidelines, application of Rust Bullet coatings to a clean galvanized surface will exhibit no issues with adhesion or compatibility. Rust Bullet applies easily and quickly by brush, roller, or an airless spray system. Costly roof and building replacements can be avoided by simply applying Rust Bullet.