VELUX SUN TUNNEL tubular skylights are a great way to brighten any space with energy-efficient natural light. They are perfect for rooms like bathrooms, closets, and hallways. The TZRL model is designed to meet Wildfire Urban Interface requirements, and features fireproof tempered diamond wire glass. It has rigid tubing and is designed to be installed on a site-built curb, plus it includes step flashing and adhesive underlayment. The step flashing is designed to interweave with composite asphalt roofing shingles on a 10-60 degree roof pitch.
- This particular Sun Tunnel is designed to adhere to California's strict building codes, including Wildfire Urban Interface, and features a fireproof tempered diamond wire flat glass, allowing it to pass an ASTM E108 Class A Burn Brand Test
- Designed with a flat glass exterior to pass building codes and strict homeowner’s association regulations, unlike traditional acrylic dome tubular skylights
- For installation on site-built curb, which allows it to be installed on low slope roofs (10-60 degrees)
- This Sun Tunnel qualifies for the VELUX 10-year No Leak installation warranty when installed on a shingle roof with a slope between 10-60 degrees using the included step flashing and underlayment
- 64-In of tunnel material included (two 12-in elbows, one 24-in extension, and one 16-in top collar adapter) and includes VELUX Flexi Loc tunnel connection system to reduce installation time
- 99% reflective tunnel is ideal for longer tunnel lengths of up to 20-ft with additional ZTR 014 extensions (sold separately) as needed
- Lights a room up to 325 sq-ft and is ideal for larger spaces
Color/Finish Family: Gray
Flashing Included: No
Mounting Style: Curb mount
Primary Use: Residential
Sun Tunnel Type: Rigid
Warranty: 10-year limited
Dome Type/Insulation: Insulated glass / Low-E argon
Diameter (in.): 14
Length (in.): 64
Shipping & Lead Times
*Lead times are not guaranteed.
Please call our office for updated lead times.
Order shipping within the 48 Continental United States will ship freight with a flat rate fee based on the order total provided that oversized, common carrier, special handling or expedited freight do not apply.
Skylightsforless is not responsible for any return product shipping costs.
Items shipped outside of California and New York will not be charged sales tax.
To view our shipping rates, please click here.
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
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.