This automatic vertical fire curtain barrier from A1S, has 120 minutes integrity and 85 minutes radiation at 15kw/m2. It has been tested to BS EN 1634-1 and BS EN 1634-3 in accordance with BS 8524-1.

The fire curtain is comprised of a carbon steel barrel and motor incorporating an attached fabric curtain. The barrel deflection conforms to the necessary British Standard BS 6323-5, the fabric can withstand temperatures in excess of 1000°C and the two section T-shape bottom rail allows smooth operation of the fire curtain. The fire barrier is powered by an internal 24 V d.c electric motor that has all of the applicable safety standards.

Fully compliance-tested and include fail-safe features enabling the fire curtain to operate, even if there’s a power failure.

The Flameshield 8524 (S) Fire and Smoke curtain is an excellent product if aesthetics of the building need to be maintained. The fire curtain's end plates, guides and head boxes can be finished with specialist RAL colours.

Egress switches, access switches, obstruction warnings, and heat and smoke alarms are fully tested to the ancillary equipment Annex H as stipulated by BS 8524-1.

Features and benefits:

Gravity fail safe closes without mains power.
Internal battery back up.
Provides smoke control.
Lightweight slimline compact design.
Two stage closing operation. Split drop and delay drop.
Compliance tested to maintain building fire safety and integrity in accordance with BS 8524-1.
Installed in accordance with BS 8524-2.
Can be hidden neatly above the ceiling line to assist the building design and aesthetics.
Voice warning devices available.
Fully resets after fire test without the need for engineers to attend.
Low maintenance costs.
Timed delay closing.

All fire curtains are tested and approved by Warrington Fire Research Centre and Exova. Tests are fully compliant and in accordance with BS 8524-1 / BS EN 1634-1 for fire and radiation (radiation and tenability replaces the insulation zone) and BS EN 1634-3 for smoke containment. The construction and manufacture is in accordance with Warrington test WF 341175 (deflection), WF 347098 (smoke) WF 399170 (motor test) WF 399421 (surface spread of flame, BS EN 476-6 and BS EN 476-7).

https://a1sgroup.com/fire-and-smoke-curtains

Fire and Smoke Curtain Manufacture third party to BS 8524-1