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Galvanized roof rust.
How to repair galvanized metal rust step 1.
Wash the area with a garden hose to neutralize the acids in the vinegar.
Access the rusted galvanized metal roof using an extension ladder.
How to prepare a rusted galvanized metal roof for painting step 1.
Scrape rust from the roof using a wire.
This roof is too huge to wash with household vinegar or tsp or even light sandblasting would take forever 1978 section a softer smoother type of metal roofing in sheets which are 100 and rust free doesn t need paint at all but needs to match the older roof which really needs paint.
Classic rib steel roof panel in charcoal model 2313417 39 84 39 84.
Exposed fastener galvanized steel roof panel in evergreen model 0410115176 22 03 22 03.
Pour some vinegar on a wire brush then scrub the rusted area thoroughly.
1918 section galvanized 6 sided high gauge thickness steel shingles which never leaked and in great condition except for surface rust.
Apply vinegar to the rust.
Metal sales 12 ft.
If your roof is aluminum you shouldn t.
Rust usually won t eat holes in an aluminum roof but it can discolor the metal.
Wait a full 24 hours for the roof to dry.
If any panel is extensively damaged replace it with a.
Fabral shelterguard 8 ft.
Scrape any cracked or peeling paint from the roof before you repaint it or the new paint coating won t adhere properly.
Put on protective plastic or.
Wash the galvanized metal using a pressure washer.