The VELUX GXU Roof Access Window lets fresh air into your home without having to worry about security or bad weather, even when you are away or sleeping. Pull the unique top control bar once and you will allow fresh, filtered air to enter through the ventilation flap.


  • Easy roof access for repairs, maintenance, emergency and egress (FK06)
  • Locking device keeps sash in open position
  • Slim sash and frame appearance
  • Pre-installed Pick&Click brackets for easy blind installation
  • Ventilation flap
  • Can be installed as a left hinged or right hinged roof access window

Note: Roof windows are not designed to be used in combination with skylights.

Quick Specs
Use Residential
Ventilation Yes
Flashing Required Yes
Blinds Available
Roof Pitch 15°-85°
GXU Installation Instructions ››
GXU Technical Information ››

Our unique ventilation flap keeps dust and insects out while letting fresh air in.