- Ensures your residential Velux Sun Tunnel is energy efficient.
- Includes Energy Star Certified diffusing disc and thermal plate.
- For use on Velux Residential Sun Tunnel models TGR, TGF, TCR, TMR, TMF in 14" and 22" sizes.
Download ZTC Installation Instructions»
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- The Velux Energy Kit is designed for use on residential Sun Tunnel models TGR, TGF, TCR, TMR, TMF in 14" and 22" sizes.
- Energy Star Certified parts help increase the energy efficiency of your Velux Sun Tunnel!
- Personalize your sun tunnel with Velux Sun Tunnel Accessories!
Shipping & Lead Times
*Lead times are not guaranteed.
Please call our office for updated lead times.
Free shipping on orders in the continental United States. All prices include freight costs. No additional charges to crate and deliver.
Returns, Exchanges, & Refunds
Returns are not accepted for the following items:
- Commercial sun tunnels
- Commercial skylights
- Custom-built skylights
- Skylights with factory-installed blinds (blinds included)
- Custom blinds
Payment & Security
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