Roof Shingles Lichen

Lichen holds moisture in place against surfaces which speeds up normal wear and tear.

Roof shingles lichen. When rainwater moistens the pieces a tiny amount of metal will run down on your roof preventing the lichen from grabbing hold. The lichen can penetrate your roof s exterior causing the shingles to may bleach your asphalt shingles lightening or changing the color. About five years ago i noticed a few patches of lichens growing on the north side of my roof. When this surface moisture freezes in cold temperatures it can lead to frost damage to roof shingles and other exterior surfaces.

Lichens and moss accelerate shingle deterioration by loosening shingle granules and exposing the asphalt and fiberglass base materials. Lichen holds moisture against the surface thus speeding up the wear and tear. How to remove lichen from roof shingles step 1. Another reason to remove lichen growth is your homeowner s insurance rates may increase.

Sweep off dirt branches and debris and then wash down the roof surface with a garden. One of the best ways to remove the lichens on your shingles is to add metal strips made of steel copper and zinc along your roof s ridge. Lichen will build up on the north side of buildings and in areas shaded most. Inspect the roof shingles visually.

Soft wash roof cleaning to remove lichen and algae growth. This can cause your roof shingles to bend warp and even separate from each other over time. They protect the base materials from sunlight and weathering. The granules aren t just there to color the shingles.

The downside for this option is that copper and zinc are not eco friendly. Your insurance company may send out an inspector to drive by your home to observe any changes. The damage can reduce shingle lifespan. So over time your roof shingles may bend and warp.