Product series


ensured leak proofness

The series includes double wall straight seam ducts and fittings. It is recommended for:
  • Air Conditioning,
  • Air Heating,
  • Ventilation,
  • Smoke and Gases Exhaust Systems,
  • Pneumatic transfer,
  • Gutter,
  • Sewerage and
  • The protection of hydraulic networks’ insulation.
in Commercial and Industrial premises. They are made of:
  • AISI 304 BA antimagnetic stainless steel, available under the series brand name EXPANSION ED-SS
  • EN 10142 galvanized steel, available under the series brand name EXPANSION ED-GS
  • Steel thickness 0,50mm, 0,60mm and 0,70mm
  • Tubes are formed with inert gas TIG welding
  • Fittings with continuous seam welding
  • Products are assembled together with the bell-spigot system
  • High temperature resistant silicone gasket to ensure gas tightness
It can be combined with a variety of fittings from ACCESSORIES & BY REQUEST series.
Designed by IBC
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