Spray the entire roof thoroughly.
Mold in roof shingles.
Never use a.
This will usually occur under chimneys or metal flashing and is because metal particularly copper is toxic to the algae and mosses that frequent roof shingling.
You may also worry that mold growth will harm your asphalt shingles and reduce the roof s lifespan.
Cleaning step 2 make and apply the bleach solution.
Put on rubber gloves and a breathing mask before proceeding you so you can.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Not to worry though because you can clean the mold off with basic household bleach and save your roof long before you need an expensive replacement.
Step 3 check for cleanliness and rinse.
In hot and humid climates like tampa algae growth on asphalt shingles can be a real problem.
Mold stains can form on roof shingles that are in permanent shade.
Damaged flashing gaps or holes in the flashing can also serve as entryways for water into your attic.
Protect against regrowth if you look around your neighborhood you might notice spots that are algae free on the roofs of otherwise blackened shingles.
Black mold stains streaks and clumps of moss growing on the roof look unsightly.
These stains will discolor your roof and damage the shingles over a period of time if left alone.
Step 4 take precautions.
Missing shingles a heavy storm can blow shingles off a roof especially on houses where the shingles have been weakened due to the growth of moss mold mildew or algae.
Spraying the roof 1.
Allow the solution to soak into the shingles for at least 15 minutes.
To get rid of mold and other types of growth for good it s best to use a powerful.
Extensive mold growth can also expose the interior of your attic or crawlspace to mold spores carrying the problem over to the inside.
Step 3 applying asphalt roofing shingles containing a copper additive in their surface granules is an option.
No one likes having to buy a new roof much sooner than anticipated.
Mix up your cleaning solution.