Homeowners in New England may encounter lichen growth on their roofs. Particularly homeowners who use asphalt shingles are at risk when it comes to lichen growth. The base of asphalt shingles is made of limestone. Lichen feeds off of limestone, making asphalt shingles the perfect environment for lichen to grow.
Damage To Your Roof Caused By Lichen
Lichen can cause damage to your roof. On the surface the gorwth of lichen on your roof is unattractive and can reduce the curb appeal of your home.Once lichen takes hold it has an extremely strong root system that feeds on limestone. In the case of asphalt shingles this can be particularly damaging. Lichen will start to eat away at your asphalt shingles and reduce the lifespan of your roof.
How To Prevent Lichen
Lichen can be prevented by installing metal or copper stripes around the top of your roof. These strips help to remove, kill, and prevent lichens because of the chemical reaction that takes place when rain water mixes with the metallic composition of the metal and copper strips.
Free Roofing Estimate
If lichen overtakes your roof it can evenutally cosue the roof to age, bend, bow inward, and even collapse. Before it becomes a roofing emergency it would be wise to look into replacing your roof. Call (508)689-7637 to set up a free estimate and gain a better understanding of the cost associated with a new roof for your home.
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