The VSS is the ultimate skylight that provides abundant daylight and controllable ventilation. Operated by a Radio Frequency wall-mounted keypad (included) and is powered by a concealed battery pack that is recharged by the external solar panel – allowing operation even when the sun isn’t out.

Product features:

  • Solar Powered - recharges battery used for operation (works both day and night).
  • Electrician not required to install.
  • White painted interior wood frame and sash. 
  • Outer aluminium cappings (grey). 
  • Smooth, low profile sits lower in the roof, does not obstruct the roofline. 
  • Choice of 10 sizes. 
  • Rain sensor automatically closes the skylight when rain is detected.
  • High Performance double glazing as standard; with NEAT™ coating to reduce cleaning frequency. 
  • Insect screen fitted as standard. 
  • Complete with flashings for corrugated iron or tile roofs. 
  • Approx 80% Heat Block.

Wireless control system:

  • Externally mounted rain sensor automatically closes the skylight once rain is detected.
  • Easy to use wireless key pad provided
  • KLF 200 Home Automation Systems interface available (sold separately)
  • Automatically control Heat, CO2 and Humidity with VELUX ACTIVE (sold separately)

From $2574 incl. GST

Technical Performance

Solar Skylight Pitch
Pitched Roof Openable Skylights - 2021
U-value †

Solar Heat Gain
Co-efficient †

Hailstone Test ††

WERS max 5 stars
(summer rating)
Skylight 2.50
Glass only 1.93
Skylight 0.21
Glass only 0.28
BAL40 VELUX Simulated Tests
ASTM E822-2009
AS4285, AS1288
AS3959^, AS1530.8.1‡


NB: For roofs below 15° pitch, VSS needs to be raised to 15° and custom flashed. VELUX can assist with technical advice and drawings (build-up not recommended in bushfire areas). VSS skylights not suitable for VELUX Above-Below combination flashings - contact VELUX for more information.
U-value (W/m²K) and SHGC data based on AFRC simulations, (VSS complete skylight: size 1140mm x 1180mm). ^Skylight only. Custom-made flashing required. Skylight tested in closed position, additional mesh protection may be required for opening apertures (consult local council). Roof pitch 18°-60°. Assessed in closed position.  ††Hailstone test not performed on VSS solar panel. Solar panel not attached during test. 
BCA 2013 Vol 1 & 2 regulations (Prevention of Falls from Windows - Balustrades & Barriers): contact VELUX for information relating to restrictor devices for within-reach opening skylights.

Add smart indoor climate control
to your skylights

VELUX ACTIVE with NETATMO indoor climate control
creates a healthier indoor climate in your home – automatically.

Sensors measure temperature, CO2 and humidity and
operate your VELUX skylights and blinds accordingly.