Fixed Flat Roof Skylights

The VELUX Fixed Flat Roof Skylight is designed for homes with flat or low-pitch roofs to transform and improve virtually any space with daylight.

The ISU top cover with CurveTech glass lets in more daylight, easily drains rainwater, and stands out externally as a modern addition to roof surfaces.

  • 0° - 15° Roof pitch
  • Deck-mounted
  • Tempered glass top cover is virtually scratch-proof, providing a durable layer of protection
  • Insulated PVC Frame
  • CFU fixed base unit with laminated glass for added safety, sound control, and thermal protection


Product Details

  • 1
    ISU cover with CurveTech tempered glass
    Innovative curve shape lets rainwater easily drain off, ensuring clearer sky views and more daylight, even on 0°-pitched roofs. 
  • 2
    Insulated PVC curb and two-layer pane
    An ideal combination of insulating PVC frame and double-paned, low-energy inner glass ensures heat doesn’t escape, so your ideal indoor climate is maintained.
  • 3
    Maintenance-free design
    The curved glass shape provides natural drainage of rainwater – no need to regularly clean the surface – while toughened glass makes it virtually impervious to damage from the elements.
  • 4
    Thermal Values

Sizes for CurveTech Glass

CFU Size Code
 
060060
 
080080
 
090060
 
120090
 
120120
 
090090
 
100100
 
150100
 
150150
 
200100
Rough Opening (W"xH") 231116 x
231116
31916 x
31916
3512
x
231116
47516 x
3512
47516 x
47516
3512
x
3512
39716 x
39716
5918
x
39716
5918
x
5918
7834
x
39716
Exterior frame (W"xH") 32116 x
32116
391516 x
391516
4378
x
32116
551116 x
4378
551116 x
551116
4378
x
4378
471316 x
471316
6712
x
471316
6712
x
6712
87316 x
471316