Roof Leaks
Look for staining around chimneys, vents, and valleys.
Poor Ventilation
Without proper soffit and ridge vents, humid air condenses on cold roof sheathing.
Misrouted Exhaust
Bathroom and dryer vents must terminate outside, not in the attic.
Need professional help?
American Mold provides independent mold inspection, testing, and indoor air quality services across San Marcos and North County San Diego.