Air ducts - Circular, rigid, metallic
Geometry
Circular
Air tightness class
D
Static gauge pressure limit Negative
750.00 Pa
Static gauge pressure limit positive
2000.00 Pa
Mechanical connection
Screws or Notches
Main material
Galvanized
Option 1 material
EN 1.4301 and EN 1.4404
Option 3 material
Zinc-Magnesium
Type of element
Bend
Element description
segmented
Transverse joint of end 1
Multi lips rubber sealing ring
Transverse joint of end 2
Multi lips rubber sealing ring
Nominal Diameter Min
250 mm
Longitudinal seam
Butt weld seam
Nominal Diameter Max
1250 mm
Internal cross-section Min
0.05 m²
Internal cross-section Max
1.23 m²