Product: Honeywell Replacement Activated Carbon Pre-filter (2 Pack) (2*38002)
Brand: All-Filters, Inc
Color: Black
Includes a quantity of 2 replacement filters. Fits all round air cleaners: 17000 series, 18150 series, 40100 series, and 40200 series.
Replacement filter.
Replace approximately every 3 months.

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