The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
Moss on roof tiles damage.
The removal of the moss is often followed up by painting the roof tiles.
Without any protection your shingles will warp and crack in the sun significantly shortening their lifespan.
First moss will strip away the protective oils on your shingles making them susceptible to erosion and sun damage.
Lichen isn t a plant.
If you have moss growing on your roof there s a high chance you have a north facing roof.
It s actually a combination of algae and fungi living together.
If you allow large patches of moss to grow on your roof these patches hold water against the surface of the roof which can cause the roofing materials to rot.
Moss absorbs and retains water.
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 damages your shingles in three significant ways.
If you remove moss from the roof then you will reduce the possibility of tiles suffering from winter cracks.
If you allow large patches of moss to grow on your roof these patches hold water against the surface of the roof which can cause the roofing materials to rot.
Moss alone cannot damage the tiles.
Second moss absorbs water.
Furthermore moss likes to grow on cement and can agitate the bond between ridge apex tiles and your roof.
Because unwanted growth can damage your roof we always take the time to give your roof.
Moss on roof tiles can cause multiple problems such as wood rotting and the obstruction of drainage points.
In fact it s not even a single organism.
If your moss problem.
Ultimately moss growth on a roof can result in costly repairs and can also reduce the lifespan of your roof.
Apply a storebought or diy cleaning solution to remove the moss.
A north facing roof usually has little sunlight which enables moss to buildup on the roof.
In addition the water trapped by the moss pools in gaps between your roof s tiles and as that water freezes and thaws it can pull the tiles apart causing even more damage.