7 KEY DANGER SIGNALS THAT YOUR ROOFING SYSTEM IS NOT PROTECTING YOUR HOME!

Excessive energy costs. Possible cause:
Insufficient attic ventilation causes heating/cooling system to run excessively.

Dark, "dirty-looking" areas on your roof.
Possible causes:
Environmental pollutants; vegetation, fungus or algae growth; loss of granules due to age of shingles.

Roof shingle, sheathing and siding decay. Possible causes:
Poor attic ventilation.

Missing, cracked or curling shingles.
Possible causes:
Shingles have reached their useful life.

Blistering and/or peeling of outside paint. Possible causes:
Excessive moisture or high humidity due to poor attic ventilation

Leakage in attic after driving rain.
Possible causes:
Leaky or inadequate shingle underlayment; deterioated flashing.

Stains on interior ceilings and walls or mold and mildew growth. Possible cause: Inadequate or faulty underlayment allowing leakage, or inadequate ventilation.