Efficient Cooling Fans for Indoor Gardening

 

Package Includes: 4″inline duct fan with speed controller, 4″ carbon filter, 7.5m length flex ducting,3 Duct Clamps, Humidity Thermometer; Timer; 4 Grow Bags; 70x70cm Plant Nets; 2 Adjuastable Rope Hangers. Mars Hydro Inch Inline Duct Fan with Variable speed controller...