AirFilters.com14x14x1 (13.7 x 13.7) Filtrete Allergen Defense 1000 Filter by 3M™ (2 Pack)$27.28See detailsBuy
AirFilters.com22x37x1 (21.5x36.5) Accumulair Titanium High Efficiency Allergen Reduction Filter$20.99See detailsBuy
AirFilters.com25x25x1 (24.7 x 24.7) Ultra Allergen Reduction 1500 Filter by 3M™ (2 Pack)$39.88See detailsBuy
AirFilters.com40x42x0.5 (39.5 x 41.5 x 0.5) Accumulair Emerald 1/2-Inch Filter (APR 450)$24.99See detailsBuy
AirFilters.com12x36x1 (11.6 x 35.6) Ultra Allergen Reduction 1500 Filter by 3M™ (2 Pack)$39.88See detailsBuy