| Brand | Filter King |
|---|---|
| Type | Pleated |
| MPN | FKFD21X21-6 |
| MERV Rating | 13 |
| Number in Pack | 6 |
| Application | Air Conditioner, Furnace |
| Item Width | 21 in |
| Item Length | 21 in |
| Item Depth | 0.75 in (19.1 mm) in |
| Filtration Technology | Electrostatic |
| Filter Life | 3 Months |
| Filter Media | Polyester |
| Contaminants Captured | Bacteria, Pollen, Dust, Dust Mites, Pet Dander |
| Filter Frame Material | Paperboard |
| Country/Region of Manufacture | United States |
| UPC | 07455574834316 |
Check the listing for details. Filter King 21x21x1 Air Filter 6-PACK MERV 13 Actual Size 20.5 x 20.5 x .75". Condition: New. Listed at 59.94 USD. Made from the highest quality materials and construction. Feel the difference in 48 hours. | FAST & EASY INSTALLATION: Open, Slide and Close!
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