Constructed with heavy duty 6 layer component ( aluminum foil + PET + steel wire + PVC coating), this flexible aluminum dryer duct resists tears and punctures while maintaining shape with 1mm steel reinforcement for confined spaces Introducing our innovative dryer vent hose connector featuring flexible rubber rings seals on both ends for superior and effortless push on installation, perfect for standard 4 inch dryer exhaust systems Ideal for connecting dryers to external vents in tight laundry rooms, basements, or mobile homes, this flexible dryer exhaust also suits bathroom, grow tents, and HVAC systems Complete your ventilation project with this comprehensive flexible dryer exhaust set engineered for greatest flows efficiency at 4 inch diameter across its 5 foot length, capable of withstanding temperatures up to 212°F for safe operate Homeowners and enthusiasts seeking stable, ventilation solution will appreciate this versatile exhaust connector suitable for most dryer setups and various applications, Manufacturer: Bwuikim