SFD-_ with a flexible light transmitting.
SFD-_/L with a flexible light transmitting tube and attic illumination function.
It ensures easier use of the room located directly under the light tunnel installation site.
The new design of the light tunnel is characterised by:
The light tunnel consists of a roofing element, 2.1 m long flexible light transmitting tube, ceiling frame, prismatic diffuser and installation kit.
Film installation instructions