Roof Algae Bleach

This creates a false foundation underneath the shingles of your roof.

Roof algae bleach. Take a scrub brush lightly scrub the shingles. Chlorine bleach also known as sodium hypochlorite or sh is not meant to be a roof cleaning chemical because it kills surface algae but can not penetrate the roof shingle granules to remove black mold root structures. Roof cleaning using chemicals like chlorine bleach and tsp trisodium phosphate as a cheap roof cleaning spray to make your shingles look new again is not advisable. Bleach and other detergents however do the same thing.

The oxygen bleach starts to go ahead and attack the roof algae. It does its best to kill it and take away the stains. Roof stains return in as few as 9 months and the roof mold is worse than before. It s really that simple.

Apply more solution if you have to to get a nice workable solution. Bleach is particularly bad because it will get underneath your shingles and leave behind a tough dirty residue as it dries. How to use bleach to clean a shingle roof. Apply with a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water.

Which is exactly why you want to remove moss in the first place. Use an extra long paint stirrer or. Mix 1 gallon hot water 1 cup chlorine bleach and 1 cup powdered laundry soap into a large bucket. The less expensive solution is to spray wash the roof with a 50 percent mix of water and bleach to get rid of the algae.

Pour the contents directly from the. Rainwater and runoff adhere to this residue eventually escalating the very moss and algae. Moss and algae breakdown these protective layers shortening the lifespan of your roof. They re likely to damage the shingles just be sure to wet your foundation plantings first and rinse everything in clean water when you re done.

The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.