Roof Shingles Curling Up

Poor attic ventilation roofs get hotter and have excessive moisture rising up under the sheathing when there is.

Roof shingles curling up.

It is rare that it s cost justified to repair a badly curled shingle roof but if it s absolutely necessary perhaps as a stopgap measure while waiting for a whole new roof when making curled shingle roof repairs either work from adjacent surfaces which are in better condition work your way down the roof from damaged areas back to the ladder or prop a ladder up off of the roof surface and. The shingles on the second layer of the roof won t be as secure and are easily blown and curled by high winds. Cupping is when the center of the shingle is concave or depressed so the tile forms a cup. Repair of curled cupped roof shingles.

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. Failure to adhere to these specifications can cause your shingles to curl not to mention and void your warranty. Shingles were improperly installed the most common problem here is that whoever installed your roof didn t use enough nails per shingle or improperly placed the nail. When plywood or osb sheathing picks up moisture it expands.

Curling is the most common of problems with roof shingles. Instead the most likely scenario is that your attic is improperly ventilated. If the roof has. Curling is when the corners of the shingle come loose and curl up.

Cupping and curling shingles on your roof are a sign that something is wrong. If the sheathing is not gapped the sheathing itself may buckle especially with thin sheathing 24 in. Three reasons for premature curl are. Spacing and significant changes in moisture.

Over time the cumulative effects of sunlight moisture and changes in temperature can cause asphalt roofing shingles to curl or cup. Curling shingles will expose the roof underneath which could cause further damage to your house. If the sheathing is properly gapped then the gaps can close causing the shingles spanning the gap to buckle. Three reasons for premature shingle curl.

Because of this it s strongly recommended that home owners work with a contractor familiar with the type of roof they are installing. Curling is when the edges turn up even if the center is flat. This can include things like number of nails per shingle length of nail etc. 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.

A curling shingle usually indicates a problem with the shingle itself or the way the shingle was installed. Curl can also happen prematurely on a newer roof.