Generalaire 4501 / 4551 MERV 10 20x25x5. Fits Mac 2000 Air Cleaner. Actual Size 19 5/8" x 24 3/16" x 4 15/16". Case of 3 Made by Furnace Filters.Ca
- Exact Size Replacement filter for GeneralAire Part # GF4501/4551 20 x 25 x 5
- Actual Size 19 5/8" x 24 3/16" x 4 15/16" (with foam strips)
- Manufactured in Canada by FurnaceFilters.Ca
- MERV 10 Rated
- Case of 3