Moderate Price Vornado MD1-0039 True HEPA Replacement Filter, 1 Count (Pack of 1), Black

Over time, your HEPA filter begins to clog, reducing the amount of air that is filtered. To maintain true Whole Room Air Purification, it is imperative to change your filter every 6 months, depending on use, using only genuine Vornado filters. Others may claim to be compatible with Vornado units, but our Vornado Whole Room Air Purifiers are only tested to achieve a 99. 97% capture rate using a Vornado HEPA filter. For filter replacement instructions, see your owner’s manual. This 3-in-1 True HEPA Filter Cartridge, part number MD1-0039, works with models CYLO50, CYLO51, and QUBE50.