Feature: 1. What Will You Get: This circulation vent blower set includes one inline fan, one duct, one filter, one filter cotton cover, one fan support and two fixing loops, everything you need for installation. 2. Strong Airflow: Heavy blower, fan speed of 2450 RPM and emit a noise level of only 50 decibels. Efficiently transport airflow to the target location for optimal ventilation. 3. Effective Odor Control: Inline fan carbon filter eliminates undesirable odors, pungent odors and particulate matter in indoor growing tents and hydroponic growing rooms. 4. Sturdy Duct and Stainless Steel Fixing Loop: Strong, flexible wire supports heavy duty three ply pipe wall with a PET core sandwiching a flame retardant aluminum layer. 5. Advanced Carbon Filter: Primary activated carbon, ultra fine filter. You can have it in bathrooms, kitchens, workshops, basements, attics and etc. Specification: Item Type: Inline Duct Fan Material: Copper, iron, aluminum foil Weight: Approx. 11200g/395.1oz Fan Size: Approx. 33x23x27cm/13.0x9.1x10.6in. Package List: 1 x Inline Fan1 x Duct 1 x Filter 1 x Filter Cotton Cover 1 x Fan Support 2 x Fixing Loop 1 x English Specification