Smoke extraction ducts

RTD – Straight Duct

Straight duct with increased rigidity due to “Z” shaped stiffening structure executed along the width of the sheet metal. Larger dimensions have stiffening internal rods. Ducts are normally provided with a strong joining profile DW30.
The product is tested in accordance to EN 1366-9 and fulfils all the prescribed requirements of performance according to EN 12101-7, used in a rectangular smoke control system (see declaration of performance). The CE marked product complies with the essential requirements of the relevant European health, safety and environmental protection legislation.

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Smoke extraction ducts

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