Rigid sun tunnel TWR is used for installation in pitched roofs and profiled roofing materials (tiles).
It brings natural light into areas of the house where a VELUX roof window installation is either not possible or not appropriate.
The black frame with integrated flashing is made of polyurethane. Sash and diffuser unit are made of plastic.
The tunnel is made of rigid reflective material.
Get the most natural daylight out of your VELUX sun tunnel with the rigid tunnel.
The rigid tunnel has a super high reflective coating that delivers up to 98 % daylight reflectivity for optimum natural light conditions in your home, even on cloudy days.
Recommended for lengths between 0.9 and 1.7 m and is effective up to 6.0 m using tunnel extensions.