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Delamination of roof shingles.
It prevents moisture from entering into the interior spaces if the shingles are lifted displaced or torn.
In the completed system the underlayment provides secondary protection against moisture infiltration.
Like blisters delamination can come from improper installation in inclement weather.
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.
Functional roof covering defects that result in active leaks or an anticipated reduction in the life of the roof shingles compared with the shingle warranty period or shingle life anticipated by the manufacturer.
Leading resistance to delamination.
Look for damage to the shingle butts.
These bedroom doors open onto a flat roof.
Delaminations commonly affect single ply and fully adhered roofs.
In summary as you are inspecting asphalt shingle roofing systems for reported wind damage keep in mind there are other possible causes of displaced shingles on the roof.
At high points they may be the part of the shingles showing the most wear.
If the environment is humid moisture can get trapped between the membrane and insulation.
When a commercial roof has reached its life expectancy and repairs or restoration are no longer an option it is time to tear off and replaces re roof the existing roof.
With over 20 years experience in the roofing industry we specialize in flat and low slope commercial roof replacement service for all types of non residential buildings located.
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.
Moisture absorption in the deck could lead to delamination or warping of the deck surface providing an unsuitable long term substrate.
One of the common causes is shingle slip page resulting from the improper placement of the roofing fasteners.
Your roof may already be showing signs of failure breaking cracking delamination discoloration and softening.
Together our nailtrak and quadra bond technologies deliver the strength and durability that allow your roof to stand the test of time.
When the membrane and insulation separate.
Granule loss in a natural path of travel on the roof is usually caused by scuffing from foot traffic.
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