Hon&Guan 3.3FT 4/6 Inch Flexible Aluminum Foil Noise Reducer Duct with 2 Clamps for Dryer Extractor Fan HVAC Vent Exhaust System

Features:*High‑Efficiency Noise Reduction: Built‑in sound‑absorbing cotton layer, effectively lowers running noise from inline duct fans, creates quieter ventilation environment for home use.*Excellent Flexibility: Freely stretchable, bendable and twistable. Easy to bypass corners and adapt to narrow & complex installation layouts.*Ready‑to‑Install Kit: Supplied with 2 matching metal hose clamps. Fast and hassle‑free mounting, no extra accessories purchase required.Specifications:Color: BlackQuantity: 1 Set (Noise reduction duct with fixing clamps included)Diameter: 100mm /110mm /150mm /160mmLength: Full stretched total length 3.3FT /100cm. (Note: Length is measured under fully‑stretched condition; unstretched length will be shorter.)Package includes:1 x Flexible Noise Reduction Vent Duct2 x Metal Hose Clamps (Matching your selected duct diameter)Note:Due to the difference between different monitors and light settings, the actual color of the item may slightly differ from the pictures. Thank you!Measured manually, a tolerance of about 5mm is acceptable.