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Flameshield EVO Vertical Active Fire and Smoke Curtain Barrier – BS EN 1634-1 Tested - Fire and Smoke Curtain

Verified by manufacturer today

Single No Smoke Seals

A1S Group Variant:
Product certifications:
  • Certifire Certificate

    Certifire Certificate

    Certificate type

  • IFCC

    IFCC

    Certificate type

  • smas WORKSAFE

    smas WORKSAFE

    Certificate type

Vertical active fire and smoke curtain barrier providing 120 minutes integrity and up to 85 minutes radiation control at 15 kW/m², tested to BS EN 1634-1 for fire and radiation performance.

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BOS
+44 (0)1204 383839 Website

Application

Vertical active fire and smoke curtain barrier suitable for internal fire compartmentation and smoke control where aesthetic integration is a key design driver. Appropriate for protected means of escape, atria, lobbies, reception areas, corridor separation, openings in fire-resisting walls, boundary protection, escalators, stairwells, lift shafts and lift lobbies.

Regularly specified in hospitals and healthcare facilities, schools and universities, hotels, high-rise buildings, offices, retail environments, stadia, museums and galleries, as well as transport hubs including train stations and airports. Also suitable for warehouses, factories, nurseries, shopping centres, restaurants, and defence or secure environments requiring certified fire and smoke control with enhanced architectural finish options.

The Flameshield EVO Fire and Smoke Curtain is designed for multiple applications such:

  • Protected means of escape
  • Atrium
  • Lobbies
  • Receptions
  • Openings in walls
  • Egress
  • Corridor separation
  • Boundary protection
  • Escalators
  • Stairs
  • Lifts and lift lobbies
  • Hospitals
  • Schools
  • Hotels
  • High Buildings
  • Offices
  • Military sites
  • Retail
  • Stadia
  • Museums and galleries
  • Prisons
  • Train stations
  • Airports
  • Warehouses
  • Factories
  • Nurseries
  • Shopping centres
  • Restaurants

Description

The Flameshield EVO Vertical Active Fire and Smoke Curtain Barrier is an electrically operated fire and smoke control system designed to provide reliable compartmentation while maintaining architectural aesthetics. The system achieves 120 minutes fire integrity and up to 85 minutes radiation performance at 15 kW/m², tested in accordance with BS EN 1634-1, supporting occupant tenability and fire strategy requirements within a wide range of building types.

The barrier assembly comprises a carbon steel barrel and integrated 24 V d.c. electric motor, incorporating a high-performance flexible fire curtain fabric capable of withstanding temperatures in excess of 1000°C. Barrel deflection conforms to BS 6323-5, ensuring stability and consistent performance. A T-section bottom rail provides controlled descent and smooth operation, supporting dependable gravity fail-safe deployment in the event of power or system failure.

Designed with architectural integration in mind, the Flameshield EVO is particularly suited to environments where visual impact is critical. End plates, guides and head boxes can be finished in specialist RAL colours, allowing the system to blend seamlessly with interior finishes while maintaining certified fire performance.

A comprehensive range of ancillary safety devices is available, including egress switches, access switches, obstruction detection, and heat and smoke activation, all fully tested to Annex H of BS 8524-1. The system is fully compliance-tested and incorporates fail-safe functionality, enabling reliable operation even during mains power failure.

Manufacture and construction are in accordance with Warrington Fire Research Establishment testing, including Warrington Test WF 341175, and relevant sections of BS EN 16034, ensuring consistent quality, performance and regulatory confidence.

Features and benefits:

  • Manufactured and produced in accordance with Warrington Fire Research Establishment and BS EN 1634-1 for Fire and Radiation (Radiation & tenability replaces the insulation zone).
  • The construction and manufacture is in accordance with Warrington test WF 341175.
  • Manufactured in accordance with certain sections of the new European Standard BS EN 16034.
  • The fabric can withstand temperatures in excess of 1000°C.
  • Unique bottom rail allows for smooth curtain operation.
  • Barrel deflection conforms to the necessary British Standard BS 6323-5.
  • Powered by an internal 24V DC electric motor that has all of the applicable safety standards.

General information

Color

Other

Guidance for specification option:

Available in any RAL colour.

Finish

Other

Guidance for specification option:

Standard C3 class with C3 high durability options.

Material

Carbon steel

Stainless steel

Shape

Rectangle

Length

Bespoke

Width

Bespoke

Height

Bespoke

Warranty description

One year

Uniclass

Pr_25_80_79_94 Vertical active fire curtain barriersPrimary

CAWS

L20/610 Roller shutters/ curtains

SKU Code

FS EVO

Specification data - Vertical active fire curtain barriers

Classification data

Standards

To BS 8524-1, BS EN 1634-1, BS 476-6, -7, BS EN 12605, BS EN 14600, BS EN 13501-2 and BS EN 16034.

Barrier assemblies

To BS 8524-1.

Test standards

Vertical, horizontal and angled to BS EN 1634-1.

Third-party certification

Warrington Fire Report 340986.

Size

-

Manufacturer guidance

Maximum size (w x h): 5000 x 8000 mm. (32 m²). Insert requirements.

Performance

-

Smoke containment

No smoke seals.

Fire resistance

60 minutes.
120 minutes.

Accessories

Partial Drop.

Guidance for specification option:

The barrier shall have the facility to deploy to a pre-determined position to allow escape and initial smoke containment. The partial close position shall be site adjustable with an adjustable wait time in the partial close position of up to 10 minutes

Emergency Retract.

Guidance for specification option:

The barrier can have an emergency retract interface for escape and emergency access. The interface shall be volt free, normally open (close on operation). The signal required shall be momentary with a site adjustable retract time. The emergency retract facility shall be operational as long as there is primary / secondary power available.

BMS Interface.

Guidance for specification option:

The barrier has volt free c/o contacts to indicate whether the barrier is fully open or fully closed.

Single Photo Cell.

Guidance for specification option:

Tested and Passed by Exova to BS 8524-1 Annex H

Audio / Visual / Spoken Warning Unit.

Guidance for specification option:

The barrier has a volt free contact which indicates an active c/o (change over) contact which indicates an active alarm signal. An Audio / Visual / Spoken warning unit can be interfaced with this using power supplied by the primary / secondary source or via an external source.

Radiation

85 minutes <15 kW/m².

Fabric

Fire curtains are formed from a fire rated fabric 0.54 mm thick stainless steel wire reinforced, with a specially formulated Aluminum pigmented and fire retardant polymer which provides a heat reflecting surface as well as other properties for smoke and fire.

Guidance for specification option:

The fabric has been independently tested for fire propagation in accordance with BS 476-6 in addition to this it also conforms to BS 476-7 which relates to surface spread of flame and in accordance with approved document B 2006. As a requirement of BS EN 1634-1, the fabric and curtain are tested as a complete assembly in compliance with BS EN 1363-1 and BS EN 1363-2.

Barrel

Fire curtain barrels are manufactured from carbon steel tube, tube size dependent on the overall size of the unit and deflection calculated to conform to British Standards.

Colour and finish

-

Manufacturer guidance

Consult manufacturer and insert requirements. Available in any RAL colour.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Manufacturing plant location

Material

Carbon steel
Stainless steel

Expected Life

Ten year

BIM objects

BOS

NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
Revit
-

1

IFC
-

1

Product certifications

Certifire Certificate

Certifire Certificate

3rd Party Manufacture Fire Curtains to BS EN 1634-1

IFCC

IFCC

Fire and Smoke Curtain Installation and Servicing third party to BS 8524-2

smas WORKSAFE

smas WORKSAFE

SMAS 2025 (SSIP)

Literature

Installation Guide

Installation Guide

A1S Group Specification Sheet: Flameshield EVO1

A1S Group Specification Sheet: Flameshield EVO1

A1S Group Drawing (Face Fit) Flameshield EVO1

A1S Group Drawing (Face Fit) Flameshield EVO1

A1S Group Drawing (Reveal Fit) Flameshield EVO1

A1S Group Drawing (Reveal Fit) Flameshield EVO1

CPD materials

The Functionality, Design and Compliance of Fire and Smoke Curtains​

The Functionality, Design and Compliance of Fire and Smoke Curtains​

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