Metal floor vents are both functional and stylish, but they need regular cleaning to maintain airflow and indoor air quality. Positioned on the floor, they naturally collect dust, dirt, and pet hair, which can block ventilation and circulate allergens. Flush-mounted vents, in particular, tend to trap debris around the edges, making routine care essential. Cleaning frequency depends on your home’s activity level. For most households, every 3–4 months is sufficient. Homes with pets or heavy foot traffic may require cleaning every 1–2 weeks, while allergy-prone households should clean monthly. After renovations or seasonal HVAC maintenance, vents should be cleaned promptly. To clean, remove the vent cover, vacuum the duct opening, wash the vent with mild soap and warm water, and dry thoroughly. Regular upkeep ensures vents remain efficient, rust-free, and visually appealing for years to come.