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Professional inspectors enter attics through access hatches or pull-down stairs while wearing appropriate protective equipment. They utilize various tools, including high-powered flashlights, moisture detection devices, and occasionally thermal imaging cameras, to evaluate structural components, insulation quality, ventilation systems, and signs of water intrusion or pest activity. The inspection process involves examining roof framing, checking insulation distribution, assessing airflow patterns, and looking for evidence of current or past problems. Findings are documented with photographs and detailed notes that become part of the final inspection report.

While inspectors often attempt to physically enter attics during evaluations, certain circumstances may prevent them from gaining complete access. When entry points are obstructed, sealed, or undersized for safe passage, inspectors might conduct limited visual assessments from the access opening instead. Safety concerns, such as unstable flooring, suspected hazardous materials, or extreme temperatures, may also restrict full attic entry. When purchasing property, specifically ask whether the inspector will physically enter the attic or use alternative methods if direct access isn't feasible.

Attic inspections often reveal issues that might otherwise remain undetected until they cause significant damage. Common findings include insufficient insulation, which contributes to energy inefficiency, inadequate ventilation that leads to moisture accumulation, roof leaks evidenced by water staining, structural weakening caused by moisture or pest damage, electrical system deficiencies, and air duct problems that affect heating and cooling performance. Inspectors may also identify improperly vented bathroom or kitchen exhaust systems that discharge moisture directly into attic spaces rather than outside the home.

Standard attic inspections do not include radon testing. Radon, a naturally occurring radioactive gas, enters homes through foundation elements and tends to concentrate in lower living areas rather than attics. The EPA recommends testing all homes for radon regardless of location or construction age due to its status as the second leading cause of lung cancer. If concerned about radon exposure, consider scheduling this specialized test as a separate service or as part of a comprehensive home environmental assessment.