Aprilaire #4510 Replacement Filter for dehumidifier model 1700. Measures 17-3/4 x 16-7/8 x 7/8. Washable or replaceable. MERV 8 with foam core and aluminum frame.
Compatible with the following Aprilaire Models: 1700, 1710, 1710A, 1750, 1750A, 1720, 1770 and 1770A