Occasionally campers will have issues with mold growing in their rv roof.
Black spots on edpm roof is it mold.
An epdm rubber roof is much cheaper resists uv light better and has increased durability compared to its natural counterpart.
Mold and or mildew on your epdm roof is simply a parasite that attaches itself to the roof.
These stains will discolor your roof and damage the shingles over a period of time if left alone.
Just clean them off with the above mentioned rubber roof cleaner and if you want put a coating of uv ultra violet protectant on.
It generally goes by the name of synthetic rubber and many manufacturers use it in their design.
The only reason to clean your roof is to reduce the black streaks and there are much better and more effective solutions imo for that issue.
How to clean mold from an rv roof.
Regular cleaning of your rubber roof will help prevent mold and or mildew from forming on the epdm roof.
The sun comes out and dries up the water but also gives mold spores what they need to grow.
During a windy rainstorm water can get up under the cover and settle on the roof.
Extensive mold growth can also expose the interior of your attic or crawlspace to mold spores carrying the problem over to the inside not to worry though because you can clean the mold off with basic household bleach and save.
Keeping your roof dry is the best way to prevent mold from growing.
Mold stains can form on roof shingles that are in permanent shade.
However if you have a rubber roof the job becomes a bit complicated.
Your roof is at risk of accumulating black spots that often come in the form of black mold or mildew if it is often exposed to extensive moisture.
Some covers are not resistant to wind.
The black mold spots that grow over time on this roof are not a major concern.
Dicor recommends that you wash your roof an average of 3 4 times a year using a non abrasive cleaner and a medium plastic bristle brush.
That usually happens if you park your vehicle beneath trees that drop fruits or seeds further exposing your rv s roof to moisture even longer.
For those with fiberglass roofs this can be cleaned away in exactly the same way as mold spots on the siding are cleaned.
Epdm is one of the most common and reliable rv roof materials.
The black spots discoloring your asphalt roof are more than likely the pervasive and prevalent algae known as gloecapsa magma.
Wondering how to kill mold on your rubber.