Moss growth will also interfere with proper drainage of water off the roof as water needs to trickle through or around the moss instead of running straight down to the gutters.
Roof moss hazards.
The danger of moss lies in its ability to retain moisture.
Moss on roofs can be a health hazard while people like to say that dirty roofs lower a property s value and may make it hard to sell the dirt on a roof actually shortens its life span and can even present a health hazard.
Trimming tree limbs back from your house so that sun can reach the roof will hinder moss growth.
The resulting constant exposure to water can degrade shingles.
Untreated moss on a roof can be homeowner s nightmare.
Wilderland uses environmentally friendly and non toxic products to remove moss from your roof and guarantees its effectiveness for one year.
Hazards of roof moss and algae algae and moss growth can both damage your roof and the longer these substances remain on your roof the more damage they can cause.
When moss covers the roof however it can trap the moisture preventing it from properly evaporating.
Zinc and copper molecules kill moss and algae.
When moisture like rainwater or humidity settles on a roof it typically air dries before it can linger for too long.
Roofs beneath tree limbs can also become mossy because of the shade and the buildup of tree debris.
When it rains moss will soak up water and retain it creating consistently wet conditions on your roof.