13 x 21-1/2 x 1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

14x20x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

14x25x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

16-3/8 x 21-1/2 x 1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

16X16X1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

16X24X1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

16x30x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

18x20x1 MERV 11 Pleated AC Furnace Air Filter. Case of 12

18x25x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

19-7/8 x 21-1/2 x 1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

20x22x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

20x25x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

20x30x1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

21-1/2 x 23-5/16 x 1 MERV 11 Pleated AC Furnace Air Filters. Case of 12

24x24x1 MERV 11 Pleated AC Furnace Air Filter. Case of 12

Glasfloss ZL 10x10x1 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. Case of 12. Exact Size: 9-1/2 x 9-1/2 x 7/8

Glasfloss ZL 10x20x1 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. Case of 12. Exact Size: 9-1/2 x 19-1/2 x 7/8

Glasfloss ZL 10x24x1 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. 6 Quantity. Exact Size: 9-1/2 x 23-1/2 x 7/8

Glasfloss ZL 12x24x1 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. Case of 12. Exact Size: 11-3/8 x 23-3/8 x 7/8

Glasfloss ZL 14x20x1 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. Case of 12. Exact Size: 13-1/2 x 19-1/2 x 7/8