3M Office Air Cleaner & Replacement Filter

Office Air Cleaner for Room Size up to 22 x 24, Replacement Filter Reduces dust, pollen and unpleasant odors 3M Filtrete Media filter traps particulates down to .01 microns Manufacturers lifetime warranty for original purchaser Filter includedreplacement sold separately Powerful Four Stage cleaning system. Two speeds. Easy-to-change filter. Wall-mount plate offers optional off-desk or off-floor placement. Replacement Filter (MMMOAC100RF), sold separately. 10-1/4w x 7-3/4d x 14h. Shpg. wt. 9 lbs.