Microbial Growth in Attics: A Common Issue Found During Home Inspections

Why Attic Inspections Matter in Home Inspections

During a recent home inspection, I discovered microbial growth on the underside of the roof sheathing in an attic. This type of growth is often the result of poor ventilation, excess moisture, and temperature fluctuations, creating an environment where mold and mildew can thrive. If left untreated, it can lead to structural damage and potential health concerns for homeowners.

What Causes Microbial Growth in an Attic?

Several factors contribute to microbial growth in attics, including:
✔ Inadequate Ventilation – Without proper airflow, moisture gets trapped, leading to condensation and fungal growth.
✔ Roof Leaks – Water intrusion from roof leaks provides the moisture needed for microbial growth.
✔ Improper Insulation – Warm air escaping into the attic from the living space can create condensation on the roof sheathing.
✔ High Humidity Levels – Especially in humid climates, moisture buildup accelerates the spread of microbial growth.

Why is Microbial Growth a Concern?

🔴 Structural Damage – Over time, microbial growth can weaken wooden structures, leading to costly repairs.
🔴 Health Risks – Mold spores can become airborne and impact indoor air quality, potentially causing respiratory issues.
🔴 Home Sale Complications – If found during a real estate inspection, microbial growth may lead to renegotiations, delays, or even lost deals.

What Can Homeowners Do?

🏡 Improve Ventilation – Ensure proper airflow with ridge vents, soffit vents, and attic fans.
🏡 Check for Roof Leaks – Regularly inspect your roof and attic for any signs of water intrusion.
🏡 Control Humidity Levels – Keep indoor humidity levels below 50% to prevent excess moisture buildup.
🏡 Schedule a Professional Home Inspection – A qualified home inspector can identify potential issues before they become major problems.

Why Choose AmeriSpec Home Inspection?

As a trusted home inspector, I provide thorough attic inspections as part of my home inspection services. If you’re buying or selling a home, an inspection can help identify hidden issues like microbial growth before they become costly repairs.

📍 Serving South Jersey, including Medford, Cherry Hill, Marlton, Moorestown, Mt Laurel and surrounding areas
📞 Schedule your home inspection today!
🔗 Visit: www.amerispecnj.net