Features: Light Resist: Thick layer of Black PVC on this ducting prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 4"/6"/8" in diameter. Low Noise Silencer: designed for reducing noise from fans and carbon filter systems, can decrease the noise by up to 50%. Variety of Applications: HVAC, Bathroom, Greenhouse, Grow room and Tent and so on. Specification: Color: black Length: 6 meters Size: outer diameter: 105mm/ 155mm/ 205mm Material: Aluminum + PVC film Package content: 6m hose + 2 Hose Clamps












