Roof Shingle Delamination

Delaminations commonly affect single ply and fully adhered roofs.

Roof shingle delamination.

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. When the membrane and insulation separate. 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. 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.

Architectural roof shingles are a premium type of asphalt shingle. Owens corning is another well known brand with a lot of options. A tear is commonly observed in the shin gle immediately above the fastener revealing how much the shingle has been displaced see image 4. This delamination can cause both water and wind damage to the existing roof.

Their shingles have many architectural styles and colors. One of the biggest benefits of this shingle option is that they come with sure nail technology. Like blisters delamination can come from improper installation in inclement weather. Owens corning shingles reviews.

When the layers of dimensional shingles aren t properly fused they can begin to come apart in just a few months after installation. Architectural roofing shingles were developed in the 1970 s and are commonly used in new construction and on roof replacement projects. Also known as dimensional or laminated shingles architectural roof shingles are made in a wide variety of colors. If moisture gets between the membrane of the roof and the shingles this can also cause delamination.

Delamination can occur over time due to your roof s exposure to uv rays or from improper installation of the original roof. If the environment is humid moisture can get trapped between the membrane and insulation.