SmokeStop Concertina Open - Rectangular

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The object content is configured for use in UK, but it may also be suitable for use in other locations.


Coopers SmokeStop® "Open" Concertina™ is a multi-side smoke curtain that has been developed to provide high performance smoke protection to EN 12101-1.

The SmokeStop Concertina “open” system is bespoke to each project and is available in open shapes, such as U and L shapes and faceted arcs in any width with a maximum drop of 6 metres. Supplied with the Coopers Total Gravity Fail Safe system (TGFS), variable speeds, controlled descent. Developed by Coopers to protect all building types, the SmokeStop Concertina can be applied to atria, escalators, and stairs and will remain hidden within the ceiling until deployed.

Discover our Concertina Installation Project List.

The SmokeStop Concertina smoke curtain is a unique folded vertical smoke curtain barrier system that is certified to EN 12101-1: 2005. It is certificated against the following performance requirements of EN 12101-1:

- Annex D - Temperature time (DH60 and D60 Classification)
- Annex C - Smoke permeability (leakage rate not exceeding 25m3 per m2 using test procedures defined in BS EN 1634-3)
- Annex B - Reliability/Response/Durability

The SmokeStop Concertina are also certificated against the essential requirements of Regulation 305/2011/EU of the European Parliament and of the Council of 9 March 2011 (the Construction Products Regulation (CPR)) under Certificate of Constance of Performance referenced 1121-CPR-FA5002.

Platform Compatible Version Certified to
IFC IFC - 2 2.1
Revit Revit 2017 + 2 2.1

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  • NBS specification data
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    What's Changed?


    Amends to all concertina curtains visibility