Active Air 25" X 5" - 50 CFM - Carbon Filter - No Flange - Fits 4" Flange No Flange - Fits 4" Flange Active Air -Filters offer features and performance that rival the competition - but at a value price. All filters are maintenance free and feature long-lasting activated virgin charcoal that keeps your air odor-free. - Co... More Details
Price: $37.86

Pre-Filter for Active Air 60" X 16" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $14.12

Pre-Filter for Active Air 18" X 5" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $3.69

Pre-Filter for Active Air 13" X 12" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $3.69

Pre-Filter for Active Air 25" X 5" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $3.69

Pre-Filter for Active Air 30" X 16" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $8.16

Pre-Filter for Active Air 50" X 16" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $13.38

Pre-Filter for Active Air 40" X 16" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $10.40

Pre-Filter for Active Air 26" X 12" Carbon Filter Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. ... More Details
Price: $5.93