Painting a galvanized steel panel roof is not all that different from painting other metal objects but you must ensure that the surface is perfectly clean before beginning the application process.
Galvanized metal roof paint.
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.
Link to product info on amazon first might be a good idea.
If it s a newer roof the galvanizing can definitely cause you adhesion problems.
Sta kool 805 metal x is a tough white elastomeric roof coating that is formulated for exceptional bonding strength to metal roof surfaces.
Unfortunately over time this coating can fail leading to minor rust outbreaks.
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.
For a new and unpainted roof allow it to weather for six months before painting it.
Metal x expands and contracts with the roof s movement to resist cracking and peeling.
Find metal exterior paint at lowe s today.
Galvanized metal roofs are coated with a layer of zinc that inhibits rust.
Type of paint to use.