Convesa EI 120 – RB

Smoke

extraction

25 year

warranty

Certified fire resistance for professional kitchens and critical installations

The ducts in the RB range are the ideal solution to prevent the spread of fire for at least 2 hours in ventilation systems with high safety requirements.

Made of AISI 304 stainless steel and featuring 100 mm thick high-density insulation, they provide a high level of protection, safe extraction and fire compartmentalization, in both vertical and horizontal layouts, and for both internal and external fire exposure.

Description:

Modular double-wall stainless-steel duct with 100 mm thick high-density insulation and EI 120 fire resistance.

EI classification:

  • EI 120 (ve i→o) Vertical, internal fire
  • EI 240 (ve o→i) Vertical, external fire
  • EI 120 (ho i→o) Horizontal, internal fire
  • EI 180 (ho o→i) Horizontal, external fire

Classification standard: EN 13501-3

Test standard: EN 1366-1

Features:

  • Inner and outer wall made of AISI 304 stainless steel.
  • High-density insulation with a thickness of 100.
  • Leak-tightness class D (according to EN 12237:2003).
  • Inspection and cleaning access doors tested in accordance with EN 1366-1 in an accredited laboratory (mandatory requirement).
  • Available diameters: Ø80 to Ø800 mm.
  • Connecting clamps included.

Applications:

  • Smoke extraction from professional kitchen hoods.
  • Penetrations through fire compartments.
  • Ventilation.

Passage between fire compartments:

Passages through fire compartmentation walls, both vertically and horizontally, must be made using the specific component: “Sealing element”, code RBES.

View installation diagram

Technical data sheet

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