4 Inch 16FT Air Duct, Aluminum Clothing Dryer Vent Hose,Gray PVC Lightproof Exhaust Hose for Fan Filter and Grow Tent, 2 Clamps Include…

[ FLEXIBLE 3-LAYER MATERIAL] --- Designed for Three Layer,Double Aluminum Foil Inside + Thick Gray PVC Film for Lightproof,The Steel Wire Helix to Preserve the Shape,Keep Your Ventilation System Free of Rips and Pin Holes.YIJU Air Ducting Flexible Enough for Your HVAC Systems,Arbitrarily Bent,No Rigid Elbow,Reducing the Ventilation Resistance and the Leak of Wind.

[ PVC VENT HOSE] --- Gray PVC Film,Lightproof and Waterproof,And Also Reducing Noise from Fans and Carbon Filter Systems.Compared to Traditional Aluminum Foil Hoses, PVC Dryer Vent Hose are Stronger, Less Prone to Tearing and Have a Long Service Life.

[ 4 INCH 16FT AIR DUCTING] --- YIJU's Flexible Aluminum Foil Duct is Ideal for General Purpose Exhaust Applications.We Specialize in Flexible Hose for Heating, Cooling, and Venting in Outside Air to Maintain High Quality Air Control.Whether You Want to Cool a Car, House, or Industrial Sized Building, We Have the Right Air Duct Hoses for the Task.

[ VENTILATION FLEXIBLE DUCT WIDELY USED IN] --- Ducts are Conduits or Passages Used in Heating, Ventilation, and Air Conditioning (HVAC) to Deliver and Remove Air.Works with Fans and Carbon Filter, It Also Can be as Ac Exhaust Hose and Dryer Vent Hose.

[ EASY TO USE] --- YIJU Aluminum Ducting Can be Easily Cut By Wire Cutter and Paper Knife(Caution, Risk Of Scratching Hand).This Ducting Suitable for Kitchens,Bathroom,Grow Tent,Green Houses and Air Conditioner Etc.