Here we discuss the causes of algae moss lichens or fungal growth on roof shingles the effects of these conditions and how to cure or prevent them.
Green mossy things on my roof.
The third most common type of growth on a roof is algae.
A more common type of growth on roofs is of course moss.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
If you notice green white or gray spots on your roof moss and lichen are likely the culprits.
Use a solution of bleach vinegar or dish soap for this.
Moss growing on a roof lifts the shingles and allows water to seep underneath and rot the roof deck.
To remove moss you first have to kill it.
Moss on roof tiles.
Identifying removing preventing algae fungus lichens moss on roof shingles.
Removal of moss from roof tiles often requires the services of a professional contractor but there are also easy things you can do at home to prevent moss from growing on your roof tiles.
Roof moss and lichen are not only unsightly but can damage the roof over time.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.
This thin layer on the top of the shingles expands and becomes wide thick and mat like.
These are probably not good things for your composition shingles.
When the moss is dead scrub it off then install zinc flashing to prevent more moss growth.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
Ultimately moss growth on a roof can result in costly repairs and can also reduce the lifespan of your roof.
Photos and text guide diagnosis of asphalt roof failures how to identify and explain roof shingle failures obtain claims.
Moss on a roof begins with a thin dusting of green that you may notice only from low angles.