Where space limitations prevent the use of round spiral duct, Oval tube is the answer.

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2.1 Max sheet thickness: 1.5mm

2.2 Max. tube length: 2.5m

2.3 Diameter of round duct: 330mm~1500mm

2.4 Sizes of flat oval: 200/500mm ~ 500/2550mm

2.5 Power: 18kw/380V

2.6 Dimension: 5.5m x 1.3m x 1.3m.