30 Inch Width

Glasfloss ZL 12x30x1 MERV 10 (FPR 5-6) AC Furnace Air Filters. (Box of 6). Actual Size: 11-5/8 x 29-1/2 x 7/8

Glasfloss ZL 10x30x1 MERV 10 (FPR 5-6) AC Furnace Air Filters. (Box of 6). Actual Size: 9-5/8 x 29-5/8 x 7/8

Glasfloss ZL 30x30x1 MERV 10 (FPR 5-6) AC Furnace Air Filters. (Box of 6). Actual Size: 29-1/2 x 29-1/2 x 7/8

Glasfloss ZL 18x30x1 MERV 10 (FPR 5-6) AC Furnace Air Filters. (Box of 6). Actual Size: 17-5/8 x 29-5/8 x 7/8