Roof Access Windows

VELUX Roof Access Window provides easy roof access for repairs, maintenance, or emergency and egress. A convenient locking device keeps the sash in its open position, and it also features a ventilation flap for when roof access isn't necessary. With a slim sash and frame appearance, it looks sleek against any roofline and can be installed as a left-hinged or right-hinged window.

  • Suitable for 15° to 85° roof pitch
  • Easy access to outdoors
  • FK06 model swings open 90° angle to satisfy egress requirements for emergency escape

VELUX Roof Access Roof Window

Product Details

  • 1
    A clear UV resistant dome captures the most light possible.
  • 2
    Natural Ventilation
    Pitch adaptors pivots the tunnel and allows for easier installation.
  • 3
    Emergency Escape
    A metal flashing provides for maximum durability while guaranteeing no water penetration.

Roof Access Window Sizes

GXU Size Code
Outside frame (W"xH") 2158 x
26 x
Rough opening/ Finished frame (W"xH") 2218 x
2612 x

Flashing System for GXU

Description Roofing material Roof pitch
Step flashing
Asphalt shingles, wood shakes or slate 15°-85°
High profile flashing
Tile - over 1/2 maximum thickness 15°-85°