Rinse the surface well with plain water.
Remove mold from metal roof.
To get rid of mold and other types of growth for good it s best to use a powerful.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Put on rubber gloves and a breathing mask before proceeding so you can protect your skin and your lungs from the fumes produced by both bleach and trisodium phosphate.
Either laundry detergent or dish detergent will work.
1 3 cup of powdered laundry detergent 1 quart of bleach 5 solution 3 quarts of water.
Clean up any organic matter on the roof such as twigs leaves or other debris.
How to remove moss lichen from the roof with vinegar.
Put on gloves and a protective mask.
Most of these substances can be removed by a mixture of cup tri sodium phosphate and 1 gallon of water.
Use a stiff brush such as a pushbroom to scrape away any stubborn mold or lichen patches.
Spray this mixture onto the roof and agitate it with a soft bristled brush to get it clean.
Spraying the roof 1.
Fill a 2 gallon bucket with warm water and detergent.
Then add one tablespoon of trisodium phosphate tsp and mix well.
If you ve had experience with mold and mildew in the home you know the best mildew remover is chlorine bleach.
External mold can do significant damage to exterior surfaces over time eating away at wood stucco and other materials.
In addition exterior mold can easily work its way into the house if left unchecked.
But outdoor heavy duty cleaning usually calls for more heavy duty mixtures such as tsp and chlorine bleach see the tsp page for more details or specialty additives such as jomax from rustoleum which combines a cleaner with a bleach activator.
Mix up your cleaning solution.
How to remove mold from metal step 1.
Scrub away the thickest buildup.
In a two gallon bucket create a cleanser composed of 1 4 chlorine bleach and 3 4 water.
Dip a soft brush or rag in the cleanser and apply to affected areas.
Spray the entire roof thoroughly.
Ventilate the area in which you will be cleaning the metal.
You ll want to remove mold from the outside of your house on siding or on your deck as soon as possible.
Lightly scrub the surface until the area is free of mildew or mold.
Copper is more toxic to moss and algae but zinc is.
Stop a moss problem from returning by installing strips of zinc or copper coated sheet metal just below the top ridge on both sides of the roof.
