AirFilters.com
BionaireA® A0327W Foam Replacement Pre-Filter Humidifier
- AirFilters.com$6.99Buy
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From AirFilters.com
AirFilters.com Wanting to extend the life of your HEPA or carbon filter? Then you should consider purchasing BionaireA(R) foam pre-filters. Pre-filters trap large particulates from the air leaving only smaller items to be trapped by your regular filter. This pre-filter fits with models:CP0305 and CP0306. These foam pre-filters only need to be changed every 3 months or depending on usage.