Another possibility is delamination which can happen if the shingles aren t properly fused.
Roof shingle delamination.
This delamination can cause both water and wind damage to the existing roof.
The displacement could be fractions of an inch several inches or the shingles could have slid into the gutter or fallen completely off the roof.
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If the environment is humid moisture can get trapped between the membrane and insulation.
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If moisture gets between the membrane of the roof and the shingles this can also cause delamination.
Worn or weathered asphalt roof shingles which are losing their mineral granules in the course of normal aging if inspected early in the wear cycle already show small areas of granule loss beginning with bald areas on the shingles which may be just the diameter of a few mineral granules.
Their shingles have many architectural styles and colors.
Architectural roof shingles are a premium type of asphalt shingle.
Common asphalt shingle failure factors include improper storage and handling of the asphalt shingles before installation improper nailing improper flashing which pertains to any roofing material and defective asphalt shingle product material leading to thermal splitting cracking blistering staining and in some cases curling or cupping shingles.
When the layers of dimensional shingles aren t properly fused they can begin to come apart in just a few months after installation.
Also known as dimensional or laminated shingles architectural roof shingles are made in a wide variety of colors.
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When the membrane and insulation separate.
Flaking organic shingles flaking is the delamination of the upper layer of the asphalt which bonds the granules to the lower layer of asphalt that saturated the organic shingle mat.
Flaking is commonly due to the drying and degrading of the asphalt over the years and the differential movement between the bond coating and the saturated coating caused by the repeated shrinkage and swelling from moisture variations and or expansion and contraction from thermal variations.
Delamination can occur over time due to your roof s exposure to uv rays or from improper installation of the original roof.
Like blisters delamination can come from improper installation in inclement weather.
