Velux flat roof opaque smoke ventilation
Complete smoke ventilation system in compliance with European EN norms, comes with obscure polycarbonate cover.
• Opens 50 cm within 60 seconds
• Unobstructed view with integrated motor
• Appears as standard VELUX flat-roof windows inside and outside
• Comfort ventilation possible at the touch of a button.
Rain sensor available.
Help & Useful Information
How do I find which Window Type I have?
VELUX Type Signs (Data plate) explained
Every VELUX roof window carries a unique Type Sign that details the type and size of the window. In most cases the Type Sign is located at the top right-hand of the sash, behind the control bar.
Type Signs differ in appearance depending on the model of your VELUX window. Please identify and select the version of Type Sign on your window from the illustrations below:
Step 1 - Locating the type sign.
In most cases the Type Sign is located at the top right-hand of the sash, behind the control bar.
Step 2 - Finding the codes.
Depending on the year your window was produced you'll find one of the type signs listed below.