Time to replace your pre-filter for your AllerAir unit?

Simply select the pre-filter that corresponds with your AllerAir unit. Grassroots continually stocks replacement pre-filters for the 4000 Exec, 5000 Exec and the Air Tube.

• Pre-filters are available in packages of four

Don't see the replacement filter you're looking for?

Grassroots can supply you with any AllerAir product or filter that you require. So if you need replacement filters for an AllerAir unit that is not listed here, please email us or call us toll-free at 1-888-633-5833 to order.