20x20x1 A/C Furnace Air Filter. Actual Size: 19-1/2 x 19-1/2 x 7/8. Filter Rating: MERV 8-10 | FPR 5 | MPR 600. Sold in Packs of 6 Our 20x20x1 MERV 8 Electrostatic Air Filter is convenient to use, easy to replace and excellent for most...
20x20x2 Air Conditioner and Furnace Filter by Glasfloss. Actual Size: 19-1/2 x 19-1/2 x 1-3/4. Filter Rating: MERV 13 | FPR 10 | MPR 2200. Sold in Packs of 4 For your furnace or air conditioner, the 20x20x2 MERV 13 air filter efficiency ratings make...
20x20x2 Air Filter for A/C or Furnace. Actual Size: 19-1/2 x 19-1/2 x 1-3/4. Filter Rating: MERV 8 | FPR 5| MPR 600. Sold in Packs of 12. MERV 8 air flow & pressure drop. The MERV 8 20x20x2 air filter is a standard capacity...