Bruising occurs when a hailstone s impact disperses the roof s granules.
Hail bruising roof shingle.
How are bruises repaired.
Shingles labeled as impact resistant were purchased and put through a series of in lab tests that simulated the effects of hail impacts.
Through research and testing ibhs was able to manufacture hailstones that replicated the properties of hail produced naturally.
Look for areas on the shingle that have exposed black substrate.
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.
Hail resistant is not hail proof.
Identify the types of damage caused by hail.
Gutters are also susceptible to hail damage.
Missing granules aren t the only indication of hail damage to shingles.
If you have wooden shingles be on the lookout for splitting.
These shingles can split right down the middle when hail hits.
Here are the top hail resistant roofing options available for modern homes.
As hail hits it may leave a circular crack in a shingle.
Hail is a powerful force of nature that can even damage roofs made with concrete tiles if the stones are large enough and wind speeds are high.
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.
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 damage can either be functional or cosmetic in nature.
Shingle bruises are an indentation with fracture in the mat that feels soft like that of an apple bruise.
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.
In other words the hail has placed enough pressure on the shingles that the fibers within the mat have loosened and have started to come apart.
The most effective way to minimize hail damage is to choose durable hail resistant roofing materials.
Because seamless gutters are frequently feature aluminum or copper construction the signs of hail damage include telltale denting.
Check for missing pieces in the asphalt of the roof.
Hail damage can also be affected by the number of shingle layers on a roof.
The 3 major signs of hail damage include bruising cracking and granules missing from asphalt.
Shingle bruising is not outwardly noticeable and you may be tempted to ignore the issue.
A bruise feels soft when it is pressed on due to the internal fracturing of the mat.
