Surespan 140° thermally broken aluminium smoke ventilator and roof hatch designed to EN12101-2. The AOV also offers push button comfort ventilation in one package! This one stop solution for smoke vent requirements to meet building control can achieve 1m² airflow and is available in standard stocked sizes or made to any size in between 900 x 900 and 1260 x 1260. Smoke vents come with wind deflectors to improve airflow. - RE 1,000 Ventilation and 10,000 Vent - Offset mechanism for Roof Access - Snow Load SL500 - Wind Load WL1500 - Temperature Class T (-15°) - Fire Resistance B300
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