Hail Bruising Roof Shingle

They are not always visible but should be addressed upon discovery as failure to do so can cause holes to eventually form in your shingles leaving your roof vulnerable to nature s elements.
Hail bruising roof shingle. Identify the types of damage caused by hail. Shingle bruising is not outwardly noticeable and you may be tempted to ignore the issue. Bruising will feel like indentations on your roof s surface. A bruise feels soft when it is pressed on due to the internal fracturing of the mat.
These shingles can split right down the middle when hail hits. Here are the top hail resistant roofing options available for modern homes. Through research and testing ibhs was able to manufacture hailstones that replicated the properties of hail produced naturally. Bruising occurs when a hailstone s impact disperses the roof s granules.
The most effective way to minimize hail damage is to choose durable hail resistant roofing materials. Hail damage can also be affected by the number of shingle layers on a roof. Gutters are also susceptible to hail damage. Shingles labeled as impact resistant were purchased and put through a series of in lab tests that simulated the effects of hail impacts.
Shingle bruises are an indentation with fracture in the mat that feels soft like that of an apple bruise. If you have wooden shingles be on the lookout for splitting. Second layer shingles are more susceptible to damage than first layer shingles because the surface directly underlying the shingle is less supportive than dense wood. The bruise is a damaged portion of the roof in which the base or shingle mat is squashed.
As hail hits it may leave a circular crack in a shingle. Hail damage can either be functional or cosmetic in nature. Marshall and herzog 1999 more specifically defined functional hail caused damage to asphalt shingles as punctures tears or fractures bruises in the shingle mats figure 1. As you re inspecting your roof you may find splitting or cracking.
Look for areas on the shingle that have exposed black substrate. It s important to remember that no roof is 100 immune to the damaging effects of an intense storm or some other catastrophic event. Functional hail damage to asphalt shingle roofs is characterized by a concentrated loss of granules usually somewhat circular in shape and accompanied by a fracture in the shingle mat or a bruise in the shingle mat. Because seamless gutters are frequently feature aluminum or copper construction the signs of hail damage include telltale denting.
Hail resistant is not hail proof. The 3 major signs of hail damage include bruising cracking and granules missing from asphalt. Check for missing pieces in the asphalt of the roof. How are bruises repaired.