Why Do My Roof Shingles Curl

Lumpy bumpy or curling shingles that do not.

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. The result of inadequate venting is moisture and heat being trapped in your attic. 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.

However if your shingles are curling excessively or a significant number of shingles are starting to curl it s important to take action. You ve likely figured it out curling shingles on your roof aren t a good thing. Replacement is the only solution for this problem. When heat and moisture get trapped in your attic the shingles are basically baked from the inside out.

Why do asphalt shingles curl. Why does my cedar roof curl. Repair of curled cupped roof shingles. For this reason opt for shingle removal before a new set of shingles is added over an.

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. If the roof has. 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. Of course our roofs protect us from the weather but unfortunately nothing protects our roofs from the weather.

Allow us to explain likely reasons. Some materials now have lifetime warranties but that doesn t mean they did 10 years ago. Curling is a natural process that reflects the continual barrage of the sun s ultraviolet rays and weather effects like rain on wood. 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.

A roof ventilation system works by pulling in outside air from intake vents placed on the lower part of the roof. The shingles on your roof serve a dual purpose. 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.

Insufficient attic ventilation one of the top reasons why roof shingles curl is that your attic doesn t have enough ventilation. Roof shingles are not lying flat. Either way this is a sure way for your shingles to curl. Over time the cumulative effects of sunlight moisture and changes in temperature can cause asphalt roofing shingles to curl or cup.