Effective odor control and filtration that protects from chemical irritants and eliminates odors from bathrooms, basements, and kitchens. It also absorbs odors from pets and smoking, pungent smells, and particulates from indoor grow tents. Versatile applications for intake or exhaust filtration in a variety of setups, including use with inline fans and ducting, intake and exhaust fans, air exchange fans, ventilation ducts, and other accessories. Specs and materials Air flow: 200 CFM Size: 4 inch Flange ducting length: 12 inch 1050+ IAV Australian RC412 activated carbon: one of the world's most absorbent carbon available Reversible design for extended service life Reversible flange and base: the flange and bottom can be removed to reverse the charcoal canister, allowing the filter body to be flipped upsidedown for reversible smell filtration and longer service life Use scenarios Bathroom venting: attach to a bathroom exhaust to remove odors and protect against irritants Basement or kitchen ventilation: integrated into ducting to eliminate cooking and moldrelated odors, as well as pet smells Indoor grow tent: use as part of an intake or exhaust filter to control pungent smells and particulates while maintaining air exchange