Item Model Number: FKFB13X21X2A
Brand: Filter King Filter size: 13x21x2 Actual Size: 13 x 21 x 1.75 2-Inch Filter MERV 8 Filter Rating Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses Residential / Commercial Use
Item Model Number: FKFA13X21X2A
Brand: Filter King Filter size: 13x21x2 Actual Size: 13 x 21 x 1.75 2-Inch Filter MERV 11 Filter Rating Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses Residential / Commercial Use
Item Model Number: FKFD13X21X2A
Brand: Filter King Filter size: 13x21x2 Actual Size: 13 x 21 x 1.75 1-Inch Filter MERV 13 Filter Rating Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses Residential / Commercial Use
Item Model Number: FKFO13X21X2A
Brand: Filter King Filter size: 13x21x2 Actual Size: 13 x 21 x 1.75 MERV 10 Carbon Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Smoke, Odor Residential / Commercial Use