Link to product info on amazon first just in the rusted areas if the rusted areas are scattered then paint the whole roof.
Rusty barn roof paint.
The good news is we have a special product designed for repainting corroded roofs called noxyde and it has been in the new zealand market since 1993.
Painted metal roofs come with a baked on factory finish and you can re coat these as well as paint bare metal roofing with acrylic latex paint.
Access the rusted galvanized metal roof using an extension ladder.
You can apply something like ospho affil.
For pricing and availability.
Black jack elasto kool 1000 5 gallon elastomeric reflective roof coating 10 year limited warranty item 139941.
Black jack eterna kote 4 75 gallon silicone reflective roof coating lifetime warranty item 484330.
Rust oleum 10 year fibered aluminum roof coating is an rust oleum 10 year fibered aluminum roof coating is an advanced metallic pigmented coating used for rustproofing and weatherproofing surfaces with superior protection against uv damage and corrosion.
Use a long handled roller and ensure you.
Painted items should be primed with a rust inhibiting primer and finished with two coats of a quality exterior enamel.
Rust oleum roof accessory paint creates a durable weather resistant rust oleum roof accessory paint creates a durable weather resistant finish that can be applied to stacks vents and other roof penetrations.
Fibered aluminum roof coating reflects heat protects against mild acid and alkali fumes and supports increased energy efficiency on low steep slope metal roofs sidewalls and other roofing systems.
Scrape rust from the roof using a wire brush.
You can also use oil based alkyd paint but.
For larger commercial jobs we recommend a commercial industrial airless sprayer.
Step 2 wash the galvanized metal using a pressure washer.
In addition you may need ames peel stick seam tape scissors or a utility knife.
Regular exterior house paint will not protect your tin roof from rust.
A paint which will stick well like self etching primer is good and it s necessary if you have real rust.
You need to apply a rust retardant primer to protect the roof from developing rust.
The light flash rust that appears after washing can be removed with a cloth dampened with paint thinner or one of the commercial surface prep materials available.