Equivalent HEPA Filter: 21500

Fits Models
Honeywell Enviracaire Air Purifiers: 11500, 11502, 11520, 17200, 18150, 18155, 61500.
Sears Kenmore: 11500, 11520, 11525, 11526, 17200, 17210, 18150, 32182, 50150, 51500, 61500, 83160, 83161, 83169, 83330, and 8330c (21600).

• True HEPA filter
• 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter
• Honeywell 21500 replaces filter 26500.
• Replace every 1-3 years depending on use and environmental conditions.
• Made in the USA

Approximate Dimensions: 14 1/4" OD x 9 1/4" ID x 6 1/8" H