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Spiral Ducts
Round galvanized steel duct – Technical specifications
ParameterDescription
Section Shape
Round
Connection type
Coupling / Flange / With nipple
Material
Galvanized steel (thickness 0.5–1.0 mm)
Diameter range
Ø100 mm – Ø1600 mm
Standard section length
1.25 m / 2.5 m / 3 m
Max. operating pressure
Up to 2000 Pa
Operating temperature
from -30 °C to +100 °C
Leakage class
C / D according to EN 12237 (when using sealant)
Standards
EN 12237 / DIN 24145 / GOST
✅ Advantages:
ParameterDescription
Section Shape
Round
Connection type
Coupling / Flange / With nipple
Material
Galvanized steel (thickness 0.5–1.0 mm)
Diameter range
Ø100 mm – Ø1600 mm
Standard section length
1.25 m / 2.5 m / 3 m
Max. operating pressure
Up to 2000 Pa
Operating temperature
from -30 °C to +100 °C
Leakage class
C / D according to EN 12237 (when using sealant)
Standards
EN 12237 / DIN 24145 / GOST
✅ Advantages:
- 🔧 Quick and easy installation
- 💨 Efficient airflow with low aerodynamic resistance
- 🔇 Quiet air transport
- 💰 Economical solution for large projects
- ✅ Aesthetic appearance — can be used without additional cladding
Ducts: Spiral ducts