Honeywell 22500 Replacement Air Cleaner HEPA Filter
Fits Honeywell enviracaire models 250i, 10000 (EV-1), 12500 (EV-25), 12520, 12525, 12526, 12528, 13500 (EV-35 only), 17400, 17440, 62500, 83236 and 83256. It also fits Kenmore models 220, 437.83133, 437.83236, 437.83256, 83133, 83236, 83256, &amp;amp;amp;amp;amp;amp;amp; HEPA220. The HEPA filter is 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter. This filter measures approximately 8 H x 8 1/2 ID x 13 1/4 OD and the Surround Seal TM filter technology prevents dirty air from leaking around the filter. For optimum performance, replace filter every 12 months.