We are a famous manufacturer, exporter, supplier and trader of widely acclaimed Semi Rigid Spiral Duct. It is a machine formed duct, which is made in a continuous spiral using aluminum strips, creating an airtight tube. This can easily be cut to length by hand to conform to a required duct route, without altering its full circular cross section. Due to its flawless features our offered Semi Rigid Spiral Duct is massively in demand.
Specifications are as follows:
- Type – Plain Uninsulated
- Material – Aluminium
- Maximum Velocity – 20 meters / sec
- Maximum Postive Pressure – 1.5 kPa
- Maximum Negative Pressure – 1.5 kPa
- Sizes – 75 mm to 300 mm Diameter