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.
Paint roof with urethane primer.
As with all primers proper surface preparation and weather conditions must be provided to ensure proper adhesion.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.
Black jack eterna kote 4 75 gallon silicone reflective roof coating lifetime warranty item 484330.
Black jack elasto kool 1000 5 gallon elastomeric reflective roof coating 10 year limited warranty item 139941.
However for specialty applications like marine or automotive there are additional considerations.
Urethane roof coatings more commonly known as polyurethane roof coatings are among the strongest and most durable elastomeric coatings available in the industry.
Though urethane paint is very durable the surface to which it is applied largely determines which primer to use.
If crawling around on a metal roof in the hot sun does.