The answer to 'downspouts curling shingles' is that downspouts that are not properly installed or maintained can cause water damage to nearby shingles, leading to curling and other issues. This is a common problem that requires prompt attention to prevent further roof damage.
Downspouts that are too short, improperly angled, or clogged with debris can allow water to pool near the roof's edge, saturating the shingles and causing them to curl up at the edges. Over time, this water damage can lead to leaks, mold, and other serious roofing problems. Homeowners should regularly inspect their downspouts and make any necessary adjustments or repairs to ensure proper water drainage away from the roof.