20 x 25 x 4(3 3/4") - All 4" Furnace Filters
20x25x4 MERV 8 Pleated Filters. Actual Size 19 1/2" x 24 1/2" x 3 3/4" Case of 4
- Standard 20 x 25 x 4 MERV 8 Rated Pleated Filters
- Actual Size 19 1/2" x 24 1/2" x 3 3/4"
- Please Note This is not the Honeywell 20x25x4 (FC100A1037) replacement filter
- Exact Replacement for 3M Filtrete 20 x 25 x 4 Air Cleaning Filters
- Manufactured in Canada
- Case of 4
IN STOCK
20x25x4 Furnace Filter MERV 11 Pleated Filters. Case of 4
- Standard 20 x 25 x 4 MERV 11 Rated Pleated Filters
- Actual Size 19 1/2" x 24 1/2" x 3 3/4"
- Please Note This is not the Honeywell 20x25x4 (FC100A1037) replacement filter
- Exact Replacement for 3M Filtrete 20 x 25 x 4 Air Cleaning Filters
- Manufactured in Canada
- Case of 4
IN STOCK
20x25x4 Furnace Filter MERV 13 Pleated Filters. Actual/Exact Size 19 1/2" x 24 1/2" x 3 3/4" Case of 4.
- Exact Size Replacement for 3M Filtrete 20 x 25 x 4 Air Cleaning Filters
- Actual/Exact Size 19 1/2" x 24 1/2" x 3 3/4"
- Please Note This is not the Honeywell 20x25x4 (FC100A1037) replacement filter
- MERV 13 Rated
- Manufactured in Canada by Furnace Filters.Ca
- Case of 4
IN STOCK