With a proper primer urethane paint can last for years.
Paint roof with urethane primer.
For pricing and availability.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.
If crawling around on a metal roof in the hot sun does.
Urethane roof coatings more commonly known as polyurethane roof coatings are among the strongest and most durable elastomeric coatings available in the industry.
100 acrylic roof and wall primer sealer with crack penetration for leak prevention 27 piece model as210 25 view the lanco roof and surface prep.
They are most commonly used for sprayed in place polyurethane foam insulation as well as other commercial roofing substrates including modified bitumen single ply epdm smooth gravel bur and concrete roof decks.
However for specialty applications like marine or automotive there are additional considerations.
As with all primers proper surface preparation and weather conditions must be provided to ensure proper adhesion.