NSHEV Roof Louvre

NSHEV Roof Louvre

The roof louvre vent is a low profile aluminium louvre, specifically designed for both smoke and natural ventilation applications.

It has been tested to EN 12101- 2 for natural and heat exhaust ventilator.

Performance Features

  • EN 12101-2 certified
  • Opening within 60 seconds
  • Multiple sizes and bespoke designs available
  • Dual purpose, smoke and natural ventilation
  • Suitable for head of shaft, stairs and corridor applications
  • Flat or pitched roof installation
  • Insulated, non-insulated and polycarbonate blade options available
  • Multiple upstand fixing options

Technical Data

Geometric Free Area 1m²
Certification EN 12101-2
Aerodynamic free area (Aa) 0.7m2
Reliability class (Re) 1000
Wind load class (WL) 1500 N/m²
Snow load class (SL) 125 N/m²
Resistance to heat B300 (300 °C)
Low ambient temperature rating (T) -5ºc
Base assembly 1.5mm aluminium
Opening time <60 seconds
Voltage 24v
Current consumption 0.8 amp
Cable 1m silicone


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