True perfect compatibility with AD2000: This thin pre-filter attaches to the VOC Carbon filter to remove larger particles. This genuine AirDoctor Pre-Filter replacement is the only filter that is truly compatible with the AirDoctor AD2000 units.
Easy maintenance: With proper care, the Pre-Filter only needs to be replaced with the VOC. We recommend vacuuming it every month to help extend the life of filters & your unit. Do not expose to water.
Filtration: Designed to capture larger contaminants like dust & animal hair - attaches to the front of the VOC Carbon filter.
Cost efficient: Save money in the long run with genuine AirDoctor filters, as they are the only ones guaranteed to work with your AD2000.