Velux Sun Tunnels

Velux Sun Tunnels are for use on roofs of buildings to provide natural light into interior spaces within buildings. Velux offers four models of Sun Tunnels - TWF, which features flexible internal ducting, and TWR, TLR and TCR, which use rigid ducting. All models are suitable for roof pitches between 15° and 60°. The TCR model can be used at pitches between 0° and 60°. Some models can also be used to provide ventilation.

Always refer to the Appraisal in full and the technical literature.