While nfrc is a dedicated roofing trade association that has been around for over 120 years we have never recognised the practice of moss removal or roof painting as a true roofing discipline.
Moss on flat roof good or bad.
This is one of the best ways to.
Moss on roofs a flat roof of any kind of material can become a host to moss.
It does not produce any dangerous spores or fumes it contains no poisons or irritants and it lacks the mass to physically damage any structures including roof shingles.
The good and the bad flat roofs are usually found on commercial buildings rather than residential buildings but this does not mean you cannot have a flat roof constructed on your home.
Once the moss thickens it can be more readily discerned from other types of growth.
Moss itself is harmless.
Unfortunately even when homeowners know that roof moss is a problem they may mistake it for lichen mold or algae which are not only more easily eradicated but are also less harmful to roofing.
If you allow local moss algae and flora to grow on your roof then you are providing a habitat for local insects and animals.
The danger of moss lies in its ability to retain moisture.
Remove moss with a garden water hose and by hand scraping.
Moss absorbs moisture from the weather and stores itself and establishes the roots there.
Growing moss grass or plants on your roof is a good way to cut down on heating costs thanks to the insulating properties of the moss and also improve biodiversity.
Bleach will kill moss but is extremely corrosive will damage vegetation and discolor your roof.
Moss can be beautiful depending upon the weather and circumstances but growing moss on your rooftop is never considered as lovely rather it ends up with a costly flat roof replacement vaughan.
Roof moss is a difficult problem to contend with.
While it does not directly damage the building unlike termites for example it can shorten the life of wood metal asphalt concrete or clay roofs simply by encouraging water to stick around in its shallow root system.