12 x 24 x 1 Polyester Cut to Size to Fit Most Air Conditioning HVAC & Furnace Vents - Washable Replacement AC Filter Pad MERV 5 12 Pack

Air Filter Pad Performance Rating MERV 5 Filter Efficiency - Air Filters 60 Percent Dust Holding Capacity 255 g Media Material Polyester Media Color White Filters Out Cat & Dog Dander Cement Dust Dust Mites Dusting Aids Fabric Protector Hair Spray MERV 5-8 Mold Pudding Mix Spores Removes Particles Down To 1.0 to 3.0 microns Max. Velocity 500 fpm.