PRANCE metalwork is a leading manufacturer of metal ceiling and facade systems.
How do open ceilings perform under direct sunlight in atrium designs?
Atrium spaces with expansive skylights are signature features of many Middle Eastern buildings—from Doha’s convention centers to Dubai’s luxury hotels. Open ceiling systems beneath these glazed roofs face unique challenges: intense solar radiation, thermal cycling, and UV exposure. Aluminum panels meet these demands through reflective finishes and integrated shading elements.
Highly reflective anodized or PVDF surfaces bounce sunlight away, reducing panel surface temperatures by up to 20 °C compared to matte finishes. In Abu Dhabi’s atrium malls, reflective ceiling panels cut radiant heat load to the plenum, easing strain on rooftop chillers. Powder-coat colors with high light reflectance values (LRV > 70%) minimize glare while maintaining aesthetics.
To control daylight, designers incorporate adjustable aluminum louvers or motorized shading blades within the open grid. In Riyadh’s office atria, automated louvers track sun paths, reducing peak solar heat gain by 40%. These louvers blend seamlessly with ceiling panels when retracted, preserving open views.
Panel backers include UV-stable acoustic fleece or mineral wool, preventing material degradation over years of sun exposure. Regular inspection schedules—every six months—ensure seals around skylight perimeters remain intact, preventing water ingress during rare desert storms.
Additionally, integrating linear LED uplights flush with panel edges maintains consistent illumination during overcast or evening hours. Photocells adjust light levels to complement daylight, creating balanced environments.
By combining reflective finishes, dynamic shading, and UV-resistant materials, aluminum open ceilings perform reliably under direct sunlight—ensuring comfort and longevity in Middle Eastern atrium designs.