insulated flexible duct

Features:

1. Acoustic insulated duct made of aluminum foil + pet + helix steel wire + fiber glass

2. Apply for low/medium/ high pressure, use for air ventilation in each environment.

3. Round style, and easy to install oval or round connection.

4. Fireproofing, at high temperatures or in case of fire, no toxic gas emitted.

5. Easy to delivery.

6. Good insulated---heat insulated

7. Absorb noise---can absorb the noise from the shaking when ventilated

8. No corrosive---not corrosive the aluminum pipe and metal parts

9. Durability---not decay, mildew

10. Fire---resistance

11. Practicality: suitable for the densely-populated area(such as school, supermarket, office, stadium, theater, factory.),high requirement of the environment area, such as hospital, laboratory, howff,  bus, train,  broadcasting studio.

Specifications:

Structure: High elastic wire, aluminum foil

Standard Diameter: 3, 4, 5, 6, 8, 10, 12, 14, 16 inches

Standard Length: 10M

Temperate range: -30 degree to + 200degree

Air Velocity: 28m/s

Working Pressure: 250mmAq