MERV 8 Filter Material, 23 Ft² Cut to Fit Air Filters Electrostatic Media f
Compatible Devices Air Conditioner, Ceiling Vent, Floor Vent, Furnace, Wall Vent. DIY Cut to Fit Air Filters: Large size 23 Ft² ( 112.2″ x 29.53″ ), the ac air vent filters can be easily cut to different shapes and sizes.