Roof Algae Bleach

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.

Roof algae bleach.

This creates a false foundation underneath the shingles of your roof. Moss and algae breakdown these protective layers shortening the lifespan of your roof. Apply more solution if you have to to get a nice workable solution. Pour the contents directly from the.

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. 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. Then once the shingles are clean you go ahead and take a hose and just rinse the roof off. Use an extra long paint stirrer or.

Bleach and other detergents however do the same thing. No pressure washers please. How to use bleach to clean a shingle roof. Rainwater and runoff adhere to this residue eventually escalating the very moss and algae.

It does its best to kill it and take away the stains. Which is exactly why you want to remove moss in the first place. 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. 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.

Mix 1 gallon hot water 1 cup chlorine bleach and 1 cup powdered laundry soap into a large bucket. Fill the reservoir on a garden sprayer with the cleaning solution. Roof stains return in as few as 9 months and the roof mold is worse than before. Bleach is particularly bad because it will get underneath your shingles and leave behind a tough dirty residue as it dries.

Take a scrub brush lightly scrub the shingles.