How often should grill vent hood filters be replaced?

• A. Every week
• B. Only when they look dirty
• C. Never
• D. Replace filters as needed

Answer: (D)

Maintain vent hood filters by their condition and performance, not on a fixed timetable. These filters trap grease, and as they become saturated, airflow drops and fire risk rises. You should inspect them regularly and replace them when grease buildup prevents proper airflow or when the filter is damaged or worn. Cleaning and checking daily helps you know when a replacement is truly needed. Replacing on a strict weekly schedule is unnecessary in many situations, and waiting until they look visibly dirty can miss partial clogs. So, replace filters as needed to keep the hood functioning safely and efficiently.