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Spiral Duct

Material
Galvanized sheet, stainless steel
Thickness
0.45-1.2 mm, 0.4-0.8 mm
Size
DIA 4`-60`, DIA 4-`60`
Insulation
Inside and out side
Pressure
2-8 inch of water
Other
Powder paint and normal paint
Using guide
- Galvanized Duct is suitable for normal using
- Stainless Steel is suitable for food industry
- Distribute the cold air
- Distribute the hot air
- Smoke exhausing
- Smell exhausing

Spiral Tube is manufactured by the imported machine from Japan we has been using this machine for more than 20 years. It`s form up by the double seam lock between two side of sleave metal sheet then it`s roll as a spiral. The production is controled under Computer to reach SMACNA and ASHRAE standard.

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Product Specification Document