High quality carbon filter. Large 15-1/4" X 48" cut-to-fit activated carbon sheet. Fits most portable air cleaners. Simply place the old pre-filter on top of new sheet and cut to match the size. If the old prefilter is missing, cut to match the circumference of existing air filter. For box shape filters, cut to match front of existing air filter.
Fits most HEPA air cleaners. Will fit Honeywell Enviracaire units models: 10000, 11000, 12000, 13000, 14000, 15000, 17000, 18000, 40000, 50000, 60000. Equivalent to OEM Part# 38002, HRF-AP1
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