JET TOP-90 2-schalig

TOP-90 dome rooflight

Double-skinned plastic dome rooflight for industrial flat roofs

Both in new construction as well as also for refurbishment: The double-skinned TOP-90 dome rooflights are versatile daylight elements for natural lighting, air intake and ventilation as well as smoke extraction. They have been tried and tested in applications for many years. In addition to their high functionality level, they also set architectural accents in industrial flat roofs.

The TOP-90 is available in two glazing variants, not only as square but also rectangular in over 55 nominal dimensions. The dome rooflights fit on all VELUX Commercial types of upstands as well as evenon almost all upstands from third-party manufacturers. A ready-to-install product is delivered for efficient assembly on the construction site.

The TOP-90 dome rooflight can also be modularly expanded and retrofitted with a comprehensive range of accessories – e.g. sun protection, fall-through protection or SHEV opener fittings. This therefore means that the TOP-90 dome rooflight can be optimally adapted to your individual requirements – even when these are altered in the course of time.

  • Double-skinned
  • Two glazing variants: opal / clear or clear / clear
  • Fixed or ventable
  • Ventilation possibilities: manual, electrical, pneumatic
  • Can be utilised as SHEV system with the various FIREJET® opener fitting systems - tested according to EN 12101-2
  • Utilisable as staircase SHEV device according to LBO (German building law) with various 24V electric drive units and SHEV central units
  • Deliverable in nominal dimensions 50 x 100 / 60 x 60 cm up to 200 x 300cm / 270 x 270 cm
  • 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
  • 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)
  • Air sound insulation: 20 dB according to EN 1873
  • Industrial buildings
  • Commercial buildings

Accessories for TOP-90 dome rooflight double-skinned


Fall-Through Protection Systems

SHEV and ventilation