Unfortunately over time this coating can fail leading to minor rust outbreaks.
Galvanized metal roof paint.
Galvanized metal roofs are coated with a layer of zinc that inhibits rust.
How to paint a galvanized metal roof with sherwin williams roof preparation.
For a new and unpainted roof allow it to weather for six months before painting it.
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Painted metal roofs come with a baked on factory finish and you can re coat these as well.
Metal x expands and contracts with the roof s movement to resist cracking and peeling.
Type of paint to use.
If it s a newer roof the galvanizing can definitely cause you adhesion problems.
If you are preparing to paint a rusted galvanized metal roof pay special attention to surface preparation or you will have a recurrence of rust and or flaking.
Sta kool 805 metal x is a tough white elastomeric roof coating that is formulated for exceptional bonding strength to metal roof surfaces.
If it s quite old and rusty any primer for metal followed by any outdoor paint designed for metal is probably okay although a rust converter affil.