The Active Air In-Line fans help control odor and temperatures in your indoor grow area or hydroponics garden. Active Air Duct Fans not a wimpy inline duct fan. It includes a 120 volt power cord and mounting brackets are provided for easy installation. With it's high quality molded impeller and UL-recognized components, this fan is built for quiet operation. An average rated life of 20,000 hours and a 5 year warranty guarantees this fan is an economical value. Perfect for use with carbon filters, air cooling lighting reflectors or attaching to ducting to ventilate your grow room! 6" In-Line Fan - 435 CFM Active Air In-Line Duct Fans offer innovation and performance at a great price. With a full line of fans to meet your needs, all Active Air Fans feature: Quiet operation Durable ceramic-coated Metal housing UL-recognized components High quality molded impeller Thermally-protected AC motor Includes mounting brackets and 8 foot pre-wired 120V cord Unit Outside Dimensions: 6" Fan - 11" Phresh filters are state of the art carbon filters that practically scour the air to make it clean of dust, foreign particulates, organic compounds and odors. Compared to their competitors, Phresh carbon filters are half the weight, last twice as long, have the largest selection of sized to choose from, and are very competitively priced. Phresh filters rely on the unique properties of high grade RC-48 activated carbon, found exclusively in Western Australia. These filters are currently being used in research labs, plant breeding, tissue culture, indoor gardening, backyard and commercial greenhouses. Phresh carbon filters are professional-grade system designed to meet the demands of serious hobbyists and commercial applications. -Use our convenient Size Calculator to determine which Phresh Filter is right for you! Phresh Size Calculator. 46mm (1.8") RC-48