Specialist Contractors of Head of Stair AOVs
Specialist Contractors of Head of Stair AOVsCompliant 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).
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