Brand: Filter King
Filter size: 13.25x13.25x4
Actual Size: 13.25 x 13.25 x 3.75
4-Inch Filter
MERV 8 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use
Brand: Filter King
Filter size: 13.25x13.25x4
Actual Size: 13.25 x 13.25 x 3.75
4-Inch Filter
MERV 11 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use
Brand: Filter King
Filter size: 13.25x13.25x4
Actual Size: 13.25 x 13.25 x 3.75
4-Inch Filter
MERV 13 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use
Brand: Filter King
Filter size: 13.25x13.25x4
Actual Size: 13.25 x 13.25 x 3.75
MERV 10 Carbon
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Smoke, Odor
Residential / Commercial Use