VELUX Sun Tunnel Skylights can be a source of illumination at night as well as during the day. The ZTL light kit can be installed in only minutes, and goes inside the tube just above the diffuser. It works with both rigid and flexible models.
Enables VELUX Sun Tunnel Skylights to be used as an extra light source at night
Hard-wired for indoor use only
For 22-in VELUX Sun Tunnel Skylights, use 13-26 Watt GU24 compact fluorescent light bulb (not included)
Do not use incandescent bulbs due to accumulation of heat
The product has been designed with UL listed parts and is UL recognized with some conditions for acceptability
ZTL 122 light kit model is designed specifically to be installed with 22-in VELUX Sun Tunnel Skylights, including TGF and TCR in size code 022
If you have a 10-14-in VELUX Sun Tunnel Skylight, you should order the ZTL 114 light kit instead