20 Inch Height

18x20x2 MERV 8 HVAC Air Filters

As Low As $6.53 Per Filter! 18 x 20 x 2 MERV 8 HVAC Air Filters.   Actual Dimensions: 17 ½” x 19 ½” x 1 ¾”.  Filtration Rating: MERV 8, MPR 600, FPR 5.  Captures: Lint, dust,...

18x20x2 MERV 13 HVAC Air Filters

As Low As $13.41 Per Filter!   18 x 20 x 2 Air Conditioner and Furnace Filter.  Actual Size: 17-1/2 x 19-1/2 x 1-3/4.  Filtration Rating: MERV 13, FPR 10, MPR 2200.  Protects: Pollen, dirt, dust, pet dander,...

18x20x2 MERV 11 HVAC Air Filters

As Low As $9.46 Per Filter!  18 x 20 x 2 MERV 11 AC and Furnace Air Filters.  Actual Dimensions: 17-1/2 x 19-1/2 x 1-3/4.  Filtration Rating: MERV 11, FPR 7, MPR 1000.  Protection: Smoke, Pet Dander, Pollen, Bacteria,...

18x20x1 MERV 8 HVAC Air Filters

As Low As $6.07 Per Filter!  18 x 20 x 1 MERV 8 AC & Furnace Air Filters.  Actual Size: 15 3/8” x 19 1/2” x 3/4”.  Filtration Rating: MERV 8, MPR 600, FPR 5.  Protects: Lint, Dust, Pet Dander,...

18x20x1 MERV 13 HVAC Air Filters

As Low As $8.21 Per Filter!   18 x 20 x 1 MERV 13 Air Filter for A/C and Furnace.  Actual Dimensions: 17-3/8 x 19-1/2 x 3/4.  Filter Rating: MERV 13, FPR 10, MPR 2200.   Our premium 18x20x1 MERV 13 filter will...

18x20x1 MERV 11 HVAC Air Filters

As Low As $7.38 Per Filter!  18 x 20 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 17-1/2 x 19-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria,...