The premium Household Gas & Odor Reducing Pre-filter deodorizes the air and reducing odors. It absorbs some common harmful household gases and fumes from cleaning products, paint and furnishings. It traps larger particles such as dust, lint, fibers and pet fur. The shipper is also a display tray - simply tear off at perforation and remove top of shipper. 1) For best performance, replace every 3 months, 2) Retail pack contains includes 1 pre-filter, 2) Fits most Honeywell tower and tabletop models: HHT-08X, HHT-090, HHT-14X, HPA-24X,HPA-050, HPA-150, HHT-X55, HHT-1500, HHT-100, HHT-01X, 16200, and Vicks models: V9070, V9071. White.