JET TOP-90 3-schalig

TOP-90 dome rooflight triple-skinned

The triple-skinned standard dome rooflight for your flat roof

The TOP-90 dome rooflight with triple-skinned glazing is a tried and tested daylight solution, not only for new buildings but also for refurbishing flat roof buildings. It can be utilised for natural lighting, aeration, ventilation as well as smoke extraction. The direct bolt or screw connection to the upstand or fan framework enables easy exchange in the event of refurbishment.

Due to the extensive range of accessories, this dome rooflight is modularly expandable and can therefore be utilised for a wide variety of applications. Irrespective of whether with insect protection for the catering trade or with sun protection for a glare-free working environment – individual requirements can easily be implemented.

The TOP-90 can also be utilised as a SHEV device with the appropriate accessories. The VELUX Commercial range contains the corresponding opener fittings for this purpose, which are operated either electrically or pneumatically. Convince yourself with the numerous advantages of this tried and tested dome rooflight design.

  • Triple-skinned
  • Two glazing variants: opal / clear or clear / clear / clear
  • Fixed or ventable
  • Ventilation possibilities: manual, electrical, pneumatic
  • Can be utilised as SHEV device with the various FIREJET® opener fitting systems – tested according to DIN EN 12101-2
  • Utilisable as a staircase SHEV device according to LBO with various 24V electric drive units and SHEV central units
  • Deliverable in nominal dimensions 50 x 100 / 60 x 60cm up to 200 x 300cm / 270 x 270cm
  • U-value = 1.8 W/m2K according to DIN EN 1873:2006/DIN 4108-4
  • Ut = 2.0 W/m2K according to DIN EN 1873:2014 (for horizontal installation)
  • Urc,ref300 = 1.39 W/m2K according to DIN EN 1873:2014
  • Light transmission TL: triple-skinned opal: 69% / clear: 81%
  • Fire Class: E according to EN 13501-1 (normal inflammable)
  • Plastic glazing (PMMA / high-quality UV resistant plastic)
  • Industrial buildings
  • Commercial buildings
  • Office buildings

Accessories for TOP-90 dome rooflight triple-skinned


Fall-Through Protection Systems

SHEV and Ventilation