1 Inch Filters

14x30x1 MERV 11 HVAC Air Filters

As Low As $7.38 Per Filter!  14 x 30 x 1 MERV 11 Air Filters for your HVAC System.  Actual Size: 13-7/8 x 29-7/8 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria,...

24x30x1 MERV 11 HVAC Air Filters

As Low as $10.63 per Filter! 24 x 30 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 23-3/4 x 29-3/4 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria, Dust...

24x24x1 MERV 11 HVAC Air Filters

As Low as $7.38 per Filter! 24 x 24 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 23-1/2 x 23-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria, Dust...

20x30x1 MERV 11 HVAC Air Filters

As Low as $7.38 per Filter!  20 x 30 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 19-1/2 x 29-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria,...

20x25x1 MERV 11 HVAC Air Filters

As Low as $6.94 per Filter!  20 x 25 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 19-1/2 x 24-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.  Protection: Smoke, Pet Dander, Pollen, Bacteria,...

20x22x1 MERV 11 HVAC Air Filters

As Low as $7.38 per Filter! 20 x 22 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 19-3/4 x 21-3/4 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria, Dust...

20x20x1 MERV 11 HVAC Air Filters

As Low as $6.54 per Filter!   20 x 20 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 19-1/2 x 19-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.     Protection: Smoke, Pet Dander,...

18x25x1 MERV 11 HVAC Air Filters

As Low as $7.38 per Filter!   18 x 25 x 1 MERV 11 Air Filters for your HVAC System.   Actual Size: 17-1/2 x 24-1/2 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen,...

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,...

18x18x1 MERV 11 HVAC Air Filters

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

16x30x1 MERV 11 HVAC Air Filters

As Low As $7.38 Per Filter!  16 x 30 x 1 MERV 11 Air Filters for your HVAC System.  Actual Size: 15-3/4 x 9-3/4 x 3/4.   Filtration Rating: MERV 11, FPR 7, MPR 1000.   Protection: Smoke, Pet Dander, Pollen, Bacteria,...

16x25x1 MERV 11 HVAC Air Filters

As Low As $6.54 Per Filter!  16 x 25 x 1 MERV 11 Air Filters for your HVAC System.  Actual Size: 15-1/2 x 24-1/2 x 3/4.  Filtration Rating: MERV 11, FPR 7, MPR 1000.  Protection: Smoke, Pet Dander, Pollen, Bacteria,...