Roof algae and roof mold have been around longer than us.
What causes mold on roof shingles.
If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.
Mildew is similar in that it grows on damp surfaces and can cause health problems.
Mold spores travel in the air but require the right environment to take hold and grow.
An undiscovered roof leak water draining into the foundation or debris gathering in a roof corner all create a nice moist place for mold spores to grow.
Roof stain history and causes.
Though often attributed to an accumulation of dirt defective shingles mold or mildew.
Roof stains are caused by algae that has been around thousands of years but changes in shingle manufacturing are allowing it to spread.
Both the american roof manufactures association arma and canadian asphalt shingle manufacturers association casma state that gm is only an aesthetic issue giving a.
Asphalt roof shingle defects.
Some state it is only an aesthetic problem while others state it causes damage.
Unlike algae and moss mold is not a healthy plant.
The black streaks are also known as black algae or roof mold.
Cleaning roof shingles should be a part of routine home maintenance.
If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.
Attic or cathedral ceiling mold cleanup.
Mold can occur in places where your roof has absorbed water.
There is very little information as to the damage gm in itself will cause to roofing materials.
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.
Roof mold health risks.
Photos and text guide diagnosis of asphalt roof failures how to identify and explain roof shingle failures obtain claims.
Identifying removing preventing algae fungus lichens moss on roof shingles.
Here we explain when a roof tear off is justified as part of an attic or roof mold cleanup.
Roof mold can appear as black or brown blotches or slimy foul smelling accumulations.
Many of these same homes are vulnerable to roof leaks which allow water and mold growth to spread into attics top floors and more.
Correcting attic mold contamination.
Technically the black streaks on roofs are a form of algae known as gloeocapsa magma.
Do we need to remove the roof or perform other demolition to clean or remove attic cathedral ceiling or other roof cavity mold contamination.
What causes roof mold and stains.
A roof with little direct sunlight that collects debris or has improper drainage increases risk of mold.
Black mold on roof shingles is most common on homes in rainy storm plagued climates especially on ill equipped homes with insufficient roof drainage.
The most common culprit is actually a blue green algae known as gloeocapsa magma that is spread by airborne spores.
