JET TOP-90 Halbkugel 2-schalig

TOP-90 hemispherical dome rooflight double-skinned

Double-skinned hemispherical shaped dome rooflight for increased daylight

TOP-90 hemispherical dome rooflights are versatile, usable daylight elements which have proven their worth due to their efficient assembly on the construction site, both in new buildings and in refurbishment projects.

With the hemispherical dome rooflights from VELUX Commercial, you can not only set architectural accents but also optimally equip your flat roof for illumination with natural daylight. If required, the dome rooflight can also be utilised with the appropriate opener fittings for natural air intake andventilation as well for preventive fire protection in the context of a SHEV system (LBO).

Utilising the comprehensive range of accessories can create individual features such as protection from the sun or fall-through protection which can be implemented at any time on request. You therefore always have the suitable dome rooflight for every project.

  • Double-skinned
  • Two glazing variants: opal / clear or clear / clear
  • Fixed or ventable
  • Ventilation possibilities: manual, electrical, pneumatic
  • Utilisable as staircase SHEV device according to LBO with various 24V electric drive units and SHEV central units
  • Deliverable in diameters from 60cm up to 220cm
  • U-value = 2.7 W/m2K according to DIN EN 1873:2006/DIN 4108-4
  • Ut = 3.0 W/m2K according to DIN EN 1873:2014 (for horizontal installation)
  • Urc,ref300 = 1.76 W/m2K according to DIN EN 1873:2014
  • Light transmission TL: double-skinned opal: 74% / clear: 86%
  • Fire Class: E according to EN 13501-1 (normal inflammable)
  • Plastic glazing (PMMA / high-quality UV resistant plastic)
  • Industrial buildings
  • Commercial buildings

Accessories for TOP-90 hemispherical dome rooflight double-skinned


Fall-Through Protection Systems

SHEV and Ventilation