Full range of flexible uninsulated multiply aluminum/polyester laminated ducting for HVAC market.

• Made of Multi-layer aluminum/polyerster laminate with embedded flexible wire spring for different needs of operating temperature.
• Ideal for use in general purpose exhaust application and ventilation of central air-con system
• Max air Velocity: 30 Meter/Sec(6000ft/min); Max air pressure:250mm W.G.