4 Inch Gray Duct Hose by 12 Feet, Eau Flexible 4-Layers Aluminum Dryer Vent Tube Transition Duct Air Hose with 2 Screw Clamps Great for HVAC Duct, Clothes Dryer Duct, Air Duct

Eau 4 inch duct is manufactured with a helically shaped internal crimped high tension hard steel spring wire. The wire locks together with the aluminum foil both outside and inside to form an airtight and leak proof lock system. It ensures excellent strength, making it perfect as a flexible solution for a broad range of venting requirements from low or high pressure heating, as well as for ventilation to air conditioning application, including HVAC system, heat filters, medical rooms, air conditioner, allergy room, bathroom, greenhouse, tent grow room, air tight system and stove vent, circulating the atmosphere, air-conditioning the flow, removing heat from an enclosure, distributes CO2, increases temperature & humidity levels and etc. 4 Inch Duct Hose: * Minimum echoes possible * Ideal for HVAC, bath and general ventilating applications * Completely flexible shape and elasticity for routine exhausting * Can be easily fitted to circular, oval or rectangular connectors * Self-supporting with high tension hard steel spring wire, leaking proof & corrosion resistant Specfications: Color: Gray Material: Aluminum + PVC + PET Size: 4 In X 12 Feet Package Included: 4 In x 12 Feet Duct Hose 2 x hose clamps

• 4 Inch Duct Hose able to work from -22 to 266℉ environment due to 4 extra strength layers: Aluminum Foil + PET + Aluminum Foil and outer gray layer (PVC)
• 4" diameter air duct with adjustable length - This Ventilation Duct is 4 Inches in diameter and comes 12 Feet Long and 2 x hose clamps, which can be cut into as many pieces as you wish, just simply use a wire cutter and a paper knife
• 4 in Air duct hose use helically shaped and internally crimped galvanized steel strip designed, keep an air tight and leak proof, also steel Wire Helix to preserve the shape and provide additional strength and support to the body of the hose.
• 4 Inch Dryer Vent has wide variety of applications in ductwork system, heat filters, cafeteria, bakery, pharmacy, medical rooms, air conditioner, allergy room, bathroom, greenhouse, tent grow room, air tight system and stove vent, circulating the atmosphere, air-conditioning the flow, removing heat from an enclosure, distributes CO2, increases temperature & humidity levels and etc.
• 4 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector. Package include a pair of 4 Inch Clamps to make the installation a breeze