Our spiral duct is available in round and oval form which complies to AS4254-1995.
Round duct diameter ranges from 76mm to 1524mm with wall thickness between 0.6mm to 1.6mm.
Please refer to the Round Data Table below for available sizes.
- Galvanised steel (1.6mm gauge available on request)
- Mild Steel
- Aluminized Steel
- Stainless Steel T304
- Stainless Steel T316
- Air conditioning available as plain, thermally insulated and acoustically insulated
- Mechanical ventilation
- Tunnel ventilation
- Dust and Fume extractions
- Flues and Stacks
- Concrete Formwork including voids and pier lines
- Security cowling
- Rubbish chutes
- Radiant heat tubes