Old Roof Shingles Curling

My roof s shingles are curling what s up with that.

Old roof shingles curling.

Curling or crumbling shingles. Photo courtesy of angie s list member robert n. Old age one of the most common causes of curling shingles is age. Cedar shake siding curling is common and can also be caused by the same factors as your cedar roof.

Installing new shingles over old ones. 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. There s several reasons some of them legal as to why installing a second. Lift the lower edge of the shingle above the damaged shingle enough to access the roofing nails that secure the.

If a roof is relatively new and these symptoms are widespread suspect product defects inadequate ventilation faulty installation or a combination of those factors. Shingle curling defects occur on both organic mat or fiberglass mat asphalt roof shingles though we see them more often on organic mat shingles. Repair of curled cupped roof shingles 1. A layer of new shingles won t lie flat over curling ones.

Curling is the most common of problems with roof shingles. A curling shingle usually indicates a problem with the shingle itself or the way the shingle was installed. A roof ventilation system works by pulling in outside air from intake vents placed on the. Curling shingles will expose the roof underneath which could cause further damage to your house.

If you have an asphalt roof that was done more than 12 15 years ago and the shingles are curling it s probably time to get it re roofed. The page top photograph of curled roof shingles shows a worn out roof that needs replacement as soon as possible. Which means your shingles will eventually curl or could potentially fly off. Curling is when the corners of the shingle come loose and curl up.

So if shingles are curling even if there is only a single layer of roofing tear. The more elements your cedar roof must protect you from the faster it is likely to age and show curling shingles. Put on work gloves. Place an extension ladder against the edge of the roof and extend the upper portion so the.

Simply put your roof just might be too old.