Aprilaire Air Purifier Filter

This Aprilaire replacement air filter works on Air Purifier Models: 1210, 1620, 2210, 2216, 3210, 4200, Aprilaire or Space Gard 2200 with an upgrade kit. Installation is super easy – simply locate the Aprilaire Interlock Rail System, unpack your filter, slide it in and close the door.