How Do I Spot Nail Pops On Asphalt Shingles In Minnesota?
Nail pops on asphalt shingles show up as small, raised bumps where a shingle tab lifts because nail heads have pushed up. In the Minnesota climate, freeze-thaw swings make them easier to spot during late winter and early spring. Look for uneven shingle lines, lifted corners, exposed nail heads, and tiny cracks or granule loss…
