How To Clean Algae Off Roof Tiles

Trying to diy roof algae cleaning with solutions such as bleach and water could lead to expensive roof leaks or further moisture getting trapped beneath your shingles.

How to clean algae off roof tiles.

If it is too late to prevent algae treat the problem instead. Now its time to wash the anti moss spray and other debris of the roof. This is the best way to clean a roof if you have asphalt shingles. It s best to apply the stain solver solution to a cool roof surface preferably on an overcast day.

It could also put you at health risk if you re not careful. Chemicals combined with high pressure water streams from pressure washers would eliminate the algae temporarily. Cleaning step 2 make and apply the bleach solution. Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.

Do not attempt to remove algae from your roof alone. Of laundry strength liquid chlorine bleach and water. No pressure washers please. Start on lowest row of shingles and work your way backwards to the upper part of the roof.

Often the pressurized stream of water pits and scars the tiles themselves. 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. Use water to clean your roof tiles. Drag the rinsing tool in a forward and back motion as if you re vacuuming.

Allow the solution to soak into the shingles for at least 15 minutes. Never use a. Algae grow where opportunity allows. Continue spraying until you see runoff then let the chemicals sit for 15 20 minutes to soak in and begin attacking the mold.

The pressurized water would seep under tiles past underlayment and into the sheathing. That places the three water jets at the correct angle to blast off the dead algae colonies. Some people use high pressure water spray to clean the tiles but that can damage the tiles. If you keep the roof surface wet with the solution for just 20 minutes and then lightly scrub the roof surface the algae will come off with no issues.

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. This will prevent the solution from draining in your direction. Mix the product with water for a 1 7 dilution ratio a gallon covers about 700 to 900 sq. Step 4 take precautions.

Severely stained roofs may require multiple applications of the stain solver solution. Step 3 check for cleanliness and rinse.