Kitchen range hood repair improves indoor air quality by restoring proper ventilation that removes smoke, grease, odors, and airborne pollutants during cooking. A malfunctioning hood allows contaminants to circulate throughout the home, affecting comfort and health. Repairing clogged filters, faulty fans, or blocked ducts ensures efficient airflow, reduces moisture buildup, and helps maintain a cleaner, fresher, and healthier indoor environment.