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CSIA Certified Dryer Exhaust Technician (C-DET) Practice Exam

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Which type of professional is typically hired for extensive dryer vent cleaning?
Correct Answer:
A dryer vent cleaning technician or HVAC-based vent cleaning service.
Explanation:
Extensive dryer vent cleaning requires specialized equipment and training to safely remove lint from the entire vent run, inspect for damage, and verify proper airflow. A professional who cleans dryer vents or an HVAC-based vent cleaning service brings the right tools—professional-grade brushes, inspection cameras, and industrial vacuums—and can assess vent length, duct type, bends, moisture, and potential fire hazards, ensuring the system operates safely and meets code. General handyman services, electricians, or plumbers focus on other tasks and typically don’t have the specialized equipment or expertise to perform a thorough, code-compliant dryer vent clean.

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