Roof Shingles Curling Up Edges

Simply put your roof just might be too old.

Roof shingles curling up edges.

Curling shingles will expose the roof underneath which could cause further damage to your house. Curling roof shingles as shown here will show a curling under at the edges of the shingle tab first at the lower edge and sometimes also at the two sides of the shingle tab. The overheating speeds up normal deterioration of the shingles. The most common cause appears to be movement in the roof sheathing with changes in moisture levels.

Click to enlarge any image. It s important to have proper ventilation which regulates the intake and outtake of air in your attic and keeps your shingles at an ideal temperature which will lessen the chance of them curling. Curling is when the corners of the shingle come loose and curl up. When plywood or osb sheathing picks up moisture it expands.

Poor attic ventilation roofs get hotter and have excessive moisture rising up under the sheathing when there is inadequate air flow. When you notice shingles on your home with edges curling up or down it s a sure sign that the roof is near the end of its useful life. It should come in through the soffit and and rise out of vents at the ridge of a roof. Old age one of the most common causes of curling shingles is age.

Curling is the most common of problems with roof shingles. Lumpy bumpy or curling shingles that do not lie flat can be problematic but. They give the roof a finished look while forming a protective seal. If you can t afford to replace the roof just yet monitor the area for signs of a leak before calling for roofing estimates or installing a new roof yourself.

Three reasons for premature curl are. Additional heat on the bottom side of shingles can cause them to wear prematurely fade and curl. It s important to have proper ventilation which regulates the intake and outtake of air in your attic and keeps your shingles at an ideal temperature therefore lessening the chance of curling. Additional heat on the bottom side of shingles can cause them to wear prematurely fade and curl.

Put on work gloves. The shingles on your roof serve a dual purpose. If the sheathing is properly gapped then the gaps can close causing the shingles spanning the gap to buckle. The page top photograph of curled roof shingles shows a worn out roof that needs replacement as soon as possible.

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