Signs of Roofing Damage

As a roof starts to age, you may find you have one or more of the following common signs of roofing damage. This may mean it is time to start the process of finding a local qualified roofer like Atlanta Roofing Guide.

Ceiling Spots

Caused by leaks in roof
Check attic or crawlspace for leaks in deck
Check chimney and vents for cracks in flashing
Check rafters for leaks that travel away from original source
Check roof for damaged shingles

Damaged Flashing

Caused by improper installation
Signs of Roofing Damage Caused by drying and cracking
Can usually be repaired without replacing roof

Missing Shingles

Caused by improper fastening
Caused by exposure to high winds
Can usually be replaced individually

Buckling & Curling

Caused by improperly applied felt (buckling)
Caused by movement in deck (buckling)
Caused by undersaturation of felt in organic-based shingles (curling)

Blistering

Caused by moisture in shingles
Caused by excessive use of asphalt plastic cement

Algae Growth

Caused by growth of airborne algae deposited on roof
Unsightly appearance does not affect the service life of the material
Common problem in warm, humid climates
Algae resistant shingles available regionally

Missing Granules

On newly applied shingles, a certain number of loose granules is normal
On aging shingles, missing granules indicate need for replacement

Rotting

Caused by absorption of moisture by mat at the core of the shingle
Common problem with organic-based shingles

More Signs of Roofing Damage

Roof damage and possible leakage due to satellite mount.

Architectural shingles
slipping due to improper nail placement, allowing leakage.

Shingle damage caused by installation of gutter leaf guard.

Metal ridge vent, susceptible to lifting off of ridge by wind gusts, permitting leaks.

Gutter improperly installed, permitting water to flow over and damage shingles.

Chimney without cricket or saddle (wood-framed structure that diverts water away and prevents debris and water collection).

Deteriorating plumbing boot

Tree branches touching shingle surfaces; permitting abrading of granules from shingle material and allowing deterioration.

Deteriorating heat vent

Hail damage on roof vent.