But when organic debris like dirt leaves and branches get stuck on your roof they provide a means for your tin roof to hold moisture and breed moss.
Moss tin roof.
Preventing roof moss with zinc strips in this video this old house general contractor tom silva shares tips for keeping a roof free of moss and mold by this old house.
Of course the moss growth would need to be removed from the roof first in order for a roofing contractor to be able to fully assess the damage caused by the moss.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Stop a moss problem from returning by installing strips of zinc or copper coated sheet metal just below the top ridge on both sides of the roof.
The biggest difference that you ll find is that metal roofs don t tend to stain from blue green algae or grow moss as frequently otherwise you ll see the same types of dirt.
Metal roofs are often subject to the same types of dirt and debris that you ll find on clay and asphalt roofs.
Since tin roofs don t absorb moisture as much as other roofing materials it s not as easy for moss spores to find a home.
Roofs generally have a lot of metal in the form of vents gutters drains nails and cables so this can be a plus for most types of roof.
What you ll find on a metal roof.
This method is suitable for both prevention of future or further moss or lichens growth on the roof and for gently treating an otherwise fragile old roof.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
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Therefore hire a metal roof repair contractor to remove the moss from the roof and ask him or her to inspect the roof after the moss removal is completed.