6-Pack HRF-A300 Carbon Pre Filter Compatible with Honeywell HPA300 Series Air Purifiers, Thickened to 1/4 Inch

Key features

• [Perfect Fit] The carbon pre-filter is pre-cut to 14-1/4'' x 9'' x 1/4''. Compatible with Honeywell HPA300, HA300, HPA304, HPA3300, HPA5300, HPA8350 series air purifiers, replace# HRF-A300, Pre-filter A & HRF-AP1. All manufacturers' names and part numbers are used for compatibility information only.
• [Thickened Design] Upgraded carbon pre-filter is thickened to 1/4 inch and about twice as dense, effectively improving the odor-reducing effect by 50%
• [Protect HEPA Filter] Thicker carbon pre-filter greatly reduces the amount of large substance getting into the main filter, which maximizes the life of the HEPA filter
• [Effortless Setup] Just take the original filter out, and fit the new one in
• [Cost Effective] Get six better odor control pre-filters for half the price of the original brand. One-year warranty guarantee