Roof Shingle Granule Loss

You may find evidence of this in your gutters or sometimes in your yard.

Roof shingle granule loss.

Granule loss which is uniform across the roof is usually a result of normal weathering. Roof shingles are covered in tiny colored chips known as granules. If your shingles are losing granules and you re not sure whether to repair or replace your roof call tadlock roofing at 855 964 7663 to schedule an inspection today. Roof shingle granule loss due to defective roofing product usually exposes the shingle substrate in premature bald patches and is identified by bald spots or exposed shingle substrate on roofs early in their chronological life often distributed uniformly over the roof or in areas of the roof where shingles from a particular pallet of roof shingles were installed.

These granules help to protect the asphalt from harsh environmental conditions such as uv light and heavy rains. Some other aging clues are curling at shingle corners lack of tab adhesion and broken off pieces as the shingles get more brittle with age. If a contractor is working on your roof or chimney keep an eye out for bald spots that may start appearing. Depending on the level of granule loss and age of your roof you may be able to replace the damaged shingles without having to get a new roof.

The first thing is to increase the roof pitch. Granule loss indicates aging of a roof. This thermal expansion and contraction can lead to granule loss and cracking over time. Steeper roofs shed water faster and the same asphalt shingle on a low slope roof wears out faster than on a steep roof.

Once this erosion of the granule has taken place the life of the shingle is basically over. Still shingle roofs do present a unique maintenance issue known as granular loss. Over the years granules begin to erode and fall off. These bald areas could be an indication that someone has carelessly walked on your roof.

Granule loss is the leading instigator of roof replacements as it s the heaviest and most prevalent symptom of a very aged roof. Granule loss is common after severe weather like hailstorms. However not all granule loss is a concern. Prolonged exposure to hail can also loosen granules.

What is granular loss. However other things can cause this too such as tremendous rains hail branches strong wind storms and exceptionally intense hot and sunny days. Walking on shingles causes some of the granules to fall off your roofing system. Because granule loss is one of the signs that a roof is getting older it is used by inspectors as a gauge of roof condition and a way to estimate additional roof life.

There are quite a few things you can do to extend the life of asphalt shingles. Over time the bond between the granules and asphalt deteriorates and granules will be loosened and carried away by runoff. With older roofs even marble size hail may loosen granules.