Why Do My Roof Shingles Curl

The shingles on the second layer of the roof won t be as secure and are easily blown and curled by high winds.

Why do my roof shingles curl.

Allow us to explain likely reasons. Repair of curled cupped roof shingles. For this reason opt for shingle removal before a new set of shingles is added over an. Over time the cumulative effects of sunlight moisture and changes in temperature can cause asphalt roofing shingles to curl or cup.

Insufficient attic ventilation one of the top reasons why roof shingles curl is that your attic doesn t have enough ventilation. If your roof has maxed out its useful life and nearly all the shingles are curling you are likely in need of full roof replacement. 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. The last winter was extremely cold shingles may begin to curl when the weather changes during the.

If this is occurring at your home you re probably wondering why it s happening. Additional heat on the bottom side of shingles can cause them to wear prematurely fade and curl. Curling is a natural process that reflects the continual barrage of the sun s ultraviolet rays and weather effects like rain on wood. The air that is taken in is displaced through higher parts of the roof.

They give the roof a finished look while forming a protective seal. Roofs with multiple layers of shingles are more likely to trap heat and force the material to curl sooner than it should. The result of inadequate venting is moisture and heat being trapped in your attic. You ve likely figured it out curling shingles on your roof aren t a good thing.

Either way this is a sure way for your shingles to curl. If your roof is over 15 years old and the shingles are starting to curl it s a sign that the materials are old and that the home needs a new roof. Replacement is the only solution for this problem. If you have an older roof curling asphalt shingles could be a sign that your roof has withstood a few too many heavy snows or hail storms.

Some materials now have lifetime warranties but that doesn t mean they did 10 years ago. When heat and moisture get trapped in your attic the shingles are basically baked from the inside out. Roof shingles are not lying flat. If the roof has.

Why does my cedar roof curl. Of course our roofs protect us from the weather but unfortunately nothing protects our roofs from the weather. Why do asphalt shingles curl. However if your shingles are curling excessively or a significant number of shingles are starting to curl it s important to take action.