Guideline 01: Determination of thermal transmittance of rooflights in accordance with EN 1873 and EN 14963
Guideline 02: Maintenance of Natural Smoke and Heat Exhaust Ventilation Systems (NSHEVS)
Guideline 03: Daylighting by rooflights Recommendations for design to maximize the benefit of rooflights un buildings
CE-marked NSHEV
VdS 2815en Interaction of water extinguishing systems and smoke and heat extractors
