Factory original, 14" x 14" x 1" size media filter for Honeywell DH90 dehumidifiers. Manufacturer recommends to replace filter twice a year.
Minimum Efficiency Reporting Value
Rating system created for air filters with a scale that represents the worst case performance of a filter when dealing with particles in the range of 0.3 to 10 micrometers. The scale is from 1-16. The higher the MERV rating the greater the percentage of particles that will be captured.
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