Why would shingles crack? Thermal Cracking Shingles
The Adjuster's Forum: Cracks in Shingles Thermal Shingle Splitting: How to Identify and Avoid it - Presidio Actually, this cracking is caused by shrinkage of the asphalt in the shingle's coating. All asphalt shrinks. The cracks were caused when shrinkage occurred Atlas Chalet Thermal Cracking Roof Hail Damage VS Heat Blisters on Shingles - What's the Difference? Thermal splitting typically happens where shingles bridge the joints in the underlying layer of shingles. There are no industry standards that specify the ...