In our opinion the damage was not, however, related to the brand. The shingles are Firehalt Brand (Certain Teed®) - 30 year shingles. The roof is vented by turtle vents (4) and (1) turbine vent only (no ridge vent). The roof is in these photos is 10/12 pitch (hip with build ups) and was 11 years old at the time of inspection. All of these pictures were taken on the North slope of an asphalt shingle Firehalt brand roof.Ī windstorm adjuster for TWIA (Texas) inspected an insured's roof with a large amount of granular loss. A professional investigator documented these conditions and joined in a discussion of the apparent cause of damage shown in each photo. Here we present a series of photographs of asphalt roof damage. Case Study of Damaged Asphalt Roof Shingles Mechanical Damage to Roof SurfacesĪ roof surface can be damaged resulting in leaks, reduced life, or other troubles by events other than normal sun, wind, and weather exposure.Įxamples include walking on fragile roof surfaces, walking or twisting and turning while stepping on hot asphalt or modified bitumen roof surfaces, stomping around on slates, wood shakes, wood shingles, cement asbestos or fiber cement shingles, and chopping ice to try to stop an ice dam leak. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Case study examines causes of damaged roof shingles and granule loss. Types of roof shingle stains, causes, cures, prevention. Here we describe the following: Shingle granule loss due to foot traffic or other shingle damage roof damage during inspection in hot weather? Shingle damage due to cuts, tears, misaligned roofing staples, or application errors. Pertains to any roofing material), and defective asphalt shingle product material leading to thermal splitting,Ĭracking, blistering, staining, and in some cases curling or cupping shingles. Improper storage and handling of the asphalt shingles before installation, improper nailing, improper flashing (which Other common asphalt shingle failure factors discussed in this article series include The results of mechanical damage to asphalt shingles includes mineral granule loss from the shingles, leaks, or simply shorter roof life. We illustrate asphalt shingle failures due to use of roof shingle staples, improperly applied. This roof shingle damage diagnosis article describes the causes and effects of mechanical damage to shingles from a variety of sources: foot traffic, tears, punctures, tool cuts, or damage during shingle installation. We have no relationship with advertisers, products, or services discussed at this website. InspectAPedia tolerates no conflicts of interest.
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