Cooling fan system
Cooling fan system at HorticultureSource.com -
Hydrofarm Cooling fan system (SBSYST) Cooling fan system for Sunburst. Has a 4" flange. NOTE: Does not fit Mini Sunburst. Manufacturer's Product Information MSRP each $ 29.95 UPC 066028011107 Dimensions 10.25 x 9 x 12 Case Weight 20 Case Quantity 4