12x24x4 MERV 10 ( FPR 6-7 ) AC and Furnace Pleated 4" Inch Air Filters. Case of 6. Exact Size: 11-3/8 x 23-3/8 x 3-3/4"

12x24x4 MERV 11 Pleated AC Furnace Air Filters. 4 Pack

12x24x4 MERV 11 Pleated AC Furnace Air Filters. Case of 6

12x24x4 MERV 13 Pleated AC Furnace Air Filters. 3 Pack

12x24x4 MERV 13 Pleated AC Furnace Air Filters. 4 Pack

12x24x4 MERV 8 Pleated AC Furnace Air Filters. Case of 6

Glasfloss ZL 12x24x4 MERV 11 ( FPR 7 ) Pleated AC Furnace Air Filters. 4 Quantity. Exact Size: 11-3/8 x 23-3/8 x 3-3/4

Glasfloss ZL 12x24x4 MERV 13 ( FPR 10 ) Pleated AC Furnace Air Filters. 2 Pack. Exact Size: 11-3/8 x 23-3/8 x 3-3/4