portable air filter

Mann+Hummel 19-7/8 x 21-1/2 x 1 MERV 8 Pleated HVAC AC Furnace Air Filters. 6 Pack. (Exact Size: 19.88 x 21.5 x 0.75 Inches)

Simply 20x24x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75"x23.75"x0.75") DUST, Pet, & Allergy Control

Filterbuy 20x25x5 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters for Honeywell FC100A1037, Lennox X6673, Carrier, & More

Filterbuy 14x18x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 17.50 x 0.75)

Filterbuy 20x20x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

Filterbuy 15x28x1 Air Filter (2-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.00 x 28.00 x 0.75)

Filterbuy 19.5x21x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 21.00 x 0.75)

Pamlico Air 14 in. W X 24 in. H X 1 in. D Fiberglass 4 MERV Air Filter (Pack of 12)

Filterbuy 8x14x1 Air Filter (2-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 7.50 x 13.50 x 0.75)

Filterbuy 17.5x23.5x1 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.38 x 23.38 x 0.75)

Filterbuy 22.25x25x1 Air Filter (4-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 22.25 x 25.00 x 0.75)

Filterbuy 21x22x2 Air Filter (5-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.50 x 21.50 x 1.75)

Filterbuy 18x24x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.38 x 23.38 x 0.75)

Filterbuy 19x19x2 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.00 x 19.00 x 1.75)

Filterbuy 16x18x2 Air Filter (6-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 16.00 x 18.00 x 1.75)

Filterbuy 14x36x4 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 35.50 x 3.63)

Filterbuy 15.25x15.25x4 Air Filter (12-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.25 x 15.25 x 3.63)

BestAir 16 in. W X 20 in. H X 4 in. D 8 MERV Pleated Air Filter 1 pk (Case of 3)

Filterbuy 25x25x1 Air Filter (12-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 24.50 x 24.50 x 0.75)

Filterbuy 21x22x4 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.50 x 21.50 x 3.63)

Filterbuy 19.75x22x2 Air Filter (6-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.75 x 22.00 x 1.75)

Filterbuy 12.5x21x4 Air Filter (4-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 12.50 x 21.00 x 3.63)

Filterbuy 14x22x4 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 14.00 x 22.00 x 3.63)

Filterbuy 30x32x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 30.00 x 32.00 x 0.75)