8" x 25' Air Duct
8" x 25' Air Duct at HorticultureSource.com -
8" x 25' Air Duct (400008) Light proof. Dual layer foil. Extra strong to prevent tearing. Available in pre-packaged 25 lengths. Manufacturer's Product Information MSRP $ 26.95 Dimensions 8 x 8 x 13