But that would only make sense if the shingles were worn out.
How do you clean moss off roof tiles.
Hose off and brush all moss loose from your roof shingles.
In addition to rotting and possibly damaging your roof organic material is one of the chief growing places of both moss and lichen.
Before you start this step disconnect any water tanks from the gutters so no chemicals get in to your water storage.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
Now apply the anti moss spray across all the tiles on your roof.
You could replace all the roofing with new shingles dark enough to disguise the staining or with shingles laced with copper granules which are lethal to algae.
If you do decide to use a power washer to clean the moss off your roof make sure the pressure washer is set on the lowest pressure setting to avoid damaging your roof.
It can also damage certain types of roof so is only a suitable option in some cases.
That way you always walk onto a dry tile.
After cleaning you ll also need to put some defensive measures into play to prevent roof moss from growing back.
Another roof cleaning approach is to use a power pressure washer on the roof.
When you are spraying on a roof always start on one side and walk backwards away from where you have sprayed.
This should be enough to clean the dirt and moss on roof tiles in most cases although it may be a lot messier when the dirt and water gets blown about.
Before you clean moss off a roof you ll need to consider how you want to kill the plants and remove the dead layers of moss.
A blue green algae known as gloeocapsa magma could be the reason you have the algae which is spread by airborne spores.
How to clean algae or mold off your roof shingles living in a humid area of the country like florida you ve probably seen your asphalt shingle roofs with unsightly dark streaks on them.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.