Moss growing on a roof may or may not be considered attractive or quaint but there is no doubt that extensive moss on a roof can seriously damage the roof by growing under and raising or.
Why does moss ruin a roof.
The removal of the moss is often followed up by painting the roof tiles.
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.
Does moss on my roof mean i need a new roof.
Why does moss grow on my roof.
Often times all a roof needs is a thorough cleaning to restore your roof to its original condition and good health.
As we explain in this article we do not recommend using more aggresive roof cleaning methods such as power washing or rough broom sweeping as forcibly removing live lichens or moss from a roof are likely to damage the roof surface by pulling away the shingle granules.
The cost depends on the size of your roof the amount of moss and the labor rates in your area.
Avoid pressure washing your roof to remove moss as this could cause damage to the tiles and lead to the drenching of your roof interior.
Silent yet invasive the presence of moss or algae stains on your roof does not necessarily equate with needing a new roof.
Moss is a simple plant that does not produce flowers and grows in blankets in natural environments.
You commonly see moss covering trees or in a landscape of a forest canopy which can be beautiful depending on the circumstances.
Most techniques that we have come across to remove moss are often achieved by violent means such as power washing which may cause damage to the roof especially when combined with unnecessary foot traffic often leading to cracked or broken roof tiles.
Moss tends to form in areas where it is shielded from the sun.
As a rule of thumb professionally removing moss will cost about 5 of what it would take to replace your roof altogether.
There are four types of lichen with varying appearances and it is easy to mistake lichen for moss.
How do i remove moss from my roof tiles.
Below is a close up photo of the dried moss remains on this roof.
Moisture and organic debris.
To avoid expensive repairs moss should be removed from your roof tiles quickly if it is covering a significant area of your roof.
Moss algae and lichen grow on your roof through a combination of two things.
Moss can severely damage the structural integrity of any type roof.
If sections of your roof are under heavy tree cover these are prime spots for moss to thrive.