Specifications:

• Total length: 150cm/300cm/600cm
• Shape: ROUND
• Materials: PVC+Aluminum Foil
• Material: aluminium alloy
• Feature 5: For High-temperature gas, powder and so on
• Feature 4: For draining smoke, moisture, dust
• Feature 3: Acid corrosion resistance
• Feature 2: High flexibility, friction resistance
• Feature 1: 360° and freely stretched
• Diameter: 13cm / 5"
• Application 3: Exhaust fans
• Application 2: Range hoods
• Application 1: Industrial ventilation