There are variables that affects how often you should clean your dryer vent system. Generally speaking, the clothes dryer itself, as well as the vent should be cleaned every 1 to 3 years. The variables that affect frequency include: How much laundry – how many loads – you do a week.

The outside dryer vent should be cleaned and checked quarterly to increase the airflow in your dryer. This will speed the drying time for laundry and help prevent moisture problems in your home.