Smoke Control EN Stairwell Smoke Exhaust Ventilator Data Sheet CERTIFICATION The EN Stairwell ventilator is a low profile, roof or wall mounted louvred natural ventilator which is designed to provide heat and smoke exhaust ventilation in protected stairwells and corridors within residential apartments, hotels, shops and offices. The EN Stairwell ventilator can be used for applications in BS 5588 Parts 1,5 & 6. It failsafes to open on loss of power, and is CE marked in compliance with EN 12101-2. It is principally applied to protect means of escape for occupants, who would otherwise remain trapped inside the premises, and to create a safe means of access for fire fighters. A range of sizes are available to meet the 1.0 and 1.5m2 minimum free area requirements. OPTIONAL EXTRAS Paint finish to any RAL colour Burglar guard Break glass switch Battery back-up unit Bird guard, Insect guard Fireman’s override switch Alternative base details The example illustrated has a free area of 1.07m2. Length Inside Base Turndowns = 1487 Width Inside Curb & Throat = 1326 Width O/A Felted Curb = 1541 Recommended fixing points Width Inside Base Turndowns = 1576 Length Inside Curb & Throat = 1237 Length O/A Felted Curb = 1452

Technical Data - Performance CONTROLS Stairwell ventilators should be controlled by clearly visible manual switches at the top of the stairwell and close to the final exit from the stairwell. The optional break glass switch or firemans override switch are recommended for this. SPECIFICATION Product Reference Colt EN Stairwell Ventilator Description Clear opening louvred natural extract ventilator, suitable for installation at any angle from vertical to horizontal. CE marked in compliance with EN 12101-2. The ventilator shall have an open area of at least 1.0m2 in accordance with the requirements...