Web® 3-phase Adjustable Electrostatic Air Filter, 14x20 In. To 20x25 In.
| Traps up to 91% of particles, such as pollen, dust and animal dander | Washable, re-usable, easy-to-clean | Adjustable, fits all standard furnace/AC systems from 14" x 20" to 20" x 25" | Micropest Control - antibacterial treatment reduces fungi, bacteria, mildew and mold on filter surface
