How Do You Clean An Asphalt Shingle Roof

Read on for our best roof cleaning tips.

How do you clean an asphalt shingle roof.

Of laundry strength liquid chlorine bleach and water. Then mix standard laundry bleach with water. You ll need corrosive cleaner like lye a garden hose a supplemental water pump or a specialized roof or shingle cleaning tool and the proper safety equipment. Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.

That ll prevent the cleaner from drying out too quickly. For roofs that are streaked and discolored with algae growth moss or other forms of mildew and mold you can still clean your roof and leave the power washer in the garage. Spray the solution over the entire surface of the roof and let it sit until stains begin to fade and become brownish. Climb the ladder carefully and spray the bleach mixture onto the affected area of the roof saturating it thoroughly.

Pick a cool overcast day so the cleaning solution doesn t dry too fast. Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water. Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent. Use a pressure washer which can loosen shingles and seriously damage your roof.

Pour the mixture into the garden sprayer. To stay safe suit up in long sleeves pants and safety goggles. For large expanses of an asphalt shingled roof use a long handled scrub brush made for cleaning gutters and roofs. A pressure washer can eradicate the moss from the deep crevices and prevent it from returning next season.

Allow the mixture to remain on the asphalt shingles for 15 to 20 minutes. Mix the hot water bleach and detergent and pour into the garden sprayer. Before applying the cleaner spray the roof with water to cool it down. Clean shingles on a cool humid overcast day to ensure that the cleaner doesn t dry too fast on the roof.

Mix the hot water bleach and detergent in the bucket until the soap granules dissolve. Pour it into a pump sprayer strap yourself into a full body harness tie it down and climb to the roof. Wash the solution off the roof with your garden hose fitted with the sprayer. This is the best way to clean a roof if you have asphalt shingles.

For extra cleaning power mix in a non ammonia heavy cleaner like tsp.