The 21500 has been discontinued. Please see the i215 under Related Products below.

Fits Honeywell models: 11500 (EV-15), 11502, 11520, 11525, 11526, 11528, 17200, 17201, 17210, 18150, 18153, 18159, 51500, 50150, 50151, 50152, 61500.
Also fits Sears Kenmore models: 11500, 11520, 11525, 11526, 17200, 17210, 18150, 32182, 50150, 51500, 61500, 83160, 83161, 83169, 83330, and 8330c.

• Genuine Honeywell Enviracaire True HEPA filter
• 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter
• Replace every 1-3 years depending on use and environmental conditions
• Replaces filter #26500