Flehomo 4Inch 25Ft Aluminum Ducting Flexible Heavy Duty 4 Layer Protection Ducting Vent Hose for HVAC Ventilation and Exhaust Duct Fan System White

HIGHQUALITY MATERIAL Fourlayer structure constructed of fireproof aluminum foil and tearresistant thermoplastic with a hightemperature resistant range from 22 to 266 F Builtin steel wire for durable use and longlasting AIR DUCT SIZE 4 in diameter can be extended the length up to 25 Feet please check the duct size before purchasing FLEXIBLE SPIRAL DESIGN This aluminum ducting is flexible enough to stretch and shrink to different lengths freely also you can bend the aluminum ducting in any direction to adapt to the rugged places EASY INSTALLATION Comes with two clamps which are corrosionresistant and stainless just use the screwdriver to fix the clamps secure the connection of the hose and duct opening WIDELY APPLICATION The aluminum ducting can be used for HVAC ventilation and exhaust of family exhaust fan dryer greenhouse grow rooms tents