The cost depends on the size of your roof the amount of moss and the labor rates in your area.
Moss growing on garage roof.
Particularly where the roofing materials are asphalt shingles or wood shingles holding water on the roof surface by any means leaves debris moss or lichens speeds up wear on.
Read more to find out what you can do.
How to kill moss growth on roof shingles.
Over time as rain falls zinc residue coats the roof to prevent moss growth.
Asks what causes moss to grow on a roof and what s the best way to get rid of it moss thrives in a damp shady environment.
Low cost and availability are strong advantages to this product.
If you like liquid applications this dry.
As a rule of thumb professionally removing moss will cost about 5 of what it would take to replace your roof altogether.
Because moss or lichens growing on a roof surface will hold moisture on the roof longer than other areas these growths can reduce the life of the roof covering.
Over time moss can cause your roofing to degrade.
That s why it often occurs on the north side of a roof or under shady overhanging trees.
Moss b ware can cake up in the container but the product can be broken up by hitting the container against a hard surface or tapping it gently with a hammer.