While it’s harmless, it takes away from your home’s curb appeal and should be removed.
Metal roof stains.
Rust appears as a reddish orange.
With some elbow grease and a little bit of work to install metal or copper on your roof, you can prevent future stains.
Do not let the acid linger on the metal for longer than five minutes at a time, and always wear appropriate protection when handling.
55' long x 2.5 inches wide.
Allow no time for the mixture to dry on the surface.
Airborne dirt leaves and small sticks pollen spore deposits water stains pollution particles acid rain rust stains mold and mildew
Algae, tree sap and leaves, moss, and many other materials get dropped or blown onto your roof.
› see more product details.
What causes staining on metal roofs?
Once the rust eats away to reveal the smooth, metal roof, rinse away the acidic cleanser with fresh water.
These growths are usually seen on shaded roof areas and are most prevalent in rainy areas or humid, coastal locales.
99.8% zinc with a trace amount of copper for strength.
Also, try to maintain as much sunlight on your roof as possible to prevent both algae and moss.
More ways to clean a metal roof
Expect to see rust stains only around and below rusting metal components on a roof.
Such a roof can be reasonably expected to be some 50 to 60 degrees cooler than a darker color asphalt shingles roof.
Apply the solution with a rag and scrub the spots in wide, circular motions.
Keep the solution off the surface for no more than five minutes.