Head of Stair AOVs

Product Descriptions

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Glazed Louvre

Compliant to EN12101-2 : 2003, the thermally broken Glazed Louvre is utilised to provide 0.7 sq/m of aerodynamic smoke exhaust ventilation at the head of an escape stair. Aerodynamic free area is stated on the proof of compliance document, the Declaration of Performance (DoP).

 



Horizontal Aluminium Louvre

Compliant to EN12101-2 : 2003, the aluminium louvre is utilised to provide 0.7 sq/m of aerodynamic smoke exhaust ventilation at the head of an escape stair.
Blades can be single or insulated double skin aluminium or polycarbonate. It is also available as a combined AOV and access hatch to gain access to the roof from the stair.




Combined AOV & Access Door

Where access is required to the roof from the escape stair, a combined AOV and Access Door is utilised. Compliant to EN12101-2 the door remains locked for security purposed and opens when activated by the smoke extraction controls system.

A key switch located at the head of the stair, linked to the smoke ventilation controls system provides maintenance access whilst negating access for non-authorised personnel.


SHEVTEC Bottom and Side Hung AOVs (SHEVs)

Compliant to EN12101-2 : 2003, SHEV’s are utilised to provide 0.7 sq/m of aerodynamic smoke exhaust ventilation at the head of an escape stair.
Aerodynamic free area is stated on the proof of compliance document, the Declaration of Performance (DoP).

 



140° Opening Rooflight

Compliant to EN12101-2 : 2003, the 140 degree opening rooflight is utilised to provide 0.7 sq/m of aerodynamic smoke exhaust ventilation at the head of an escape stair. The curb is available uninsulated or insulated as low as 1.0 W/m2k U value. The rooflight is available with an aluminium infill (insulated or non-insulated) or polycarbonate glazed infill.