20x20x1 - All 1" Furnace Filters
20x20x1 Furnace Filter MERV 11 Pleated Filters. Case of 12
- Standard 20 x 20 x 1 MERV 11 Pleated Filters
- Actual Size 19 1/2" x 19 1/2" x 3/4"
- Made In Canada by FurnaceFilters.Ca
- Case of 12
20x20x1 Furnace Air Filter MERV 8. Case of 12 by FurnaceFilters.Ca
- Standard 20 x 20 x 1 MERV 8 Rated Pleated Filters
- Actual Size 19 1/2" x 19 1/2" x 3/4"
- Made In Canada by FurnaceFilters.Ca
- Case of 12
20x20x1 Furnace Filter MERV 13 Pleated Filters. Case of 12
- Standard 20 x 20 x 1 Pleated Filters
- Actual/Exact Size 19 1/2" x 19 1/2" x 3/4"
- MERV 13 Rated
- Manufactured in Canada by Furnace Filters.Ca
- Case of 12