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Natural smoke and heat exhaust ventilators
Our NSHEVs at a glance
Smoke Ventilation Window
Suitable for head of stairs and corridor applications
The certified windows are made to order, to suit openings and free area requirements. Multiple opening options available.
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NSHEV Louvre
Ideal for end of corridor requirements, particularly within high-rise buildings
The aluminium-framed louvres are tested in accordance with EN 12101-2 to provide natural ventilation and smoke ventilation.
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NSHEV Dome Vent
Suited for staircase and corridor ventilation
The fibre-reinforced composite upstands are easy to install and feature a weatherproof sealing system.
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NSHEV Rooflight
Perfect for pitched roof head of stair applications
The centre pivot window has a dark grey exterior with natural or white polyurethane interior.
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NSHEV Roof Louvre
Tested to EN 12101- 2 for natural and heat exhaust ventilator
The roof louvre vent is a low profile aluminium louvre, specifically designed for both smoke and natural ventilation applications.
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Smoke Damper
Suited for fire rated smoke extraction shafts in multi-storey buildings
The dampers have been fire tested to the latest European Fire Damper Test Standard. They are fitted in the wall between a lobby or corridor into a vertical smoke shaft.
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