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Commercial Sun Tunnel Skylights

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Commercial Sun Tunnel Skylights

Cost-effective option for flat or low-slope commercial roofs.

Our Sun Tunnel skylights feature a highly reflective silver layer that is electrostatically applied, creating an ultrasmooth highly reflective surface that provides more than 98 percent total reflectivity.

CAD/BIM Objects
- Bim Models Tmc 14 Download ZIP (4.9 M)
- Bim Models Tgc 14 Download ZIP (5 M)
- Bim Models Tcc 22 Download ZIP (400 K)
Installation Instructions
- Installation Instructions Tmc 14 Download ZIP (13.6 M)
- Installation Instructions Tgc 14 Download ZIP (16.3 M)
- Installation Instructions Tcc 22 Download ZIP (13.7 M)
- Installation Instructions Tcc 14 Download ZIP (13.7 M)
Simplified Cross Sections
- Simplified Cross Sections Tmc 14 Download ZIP (3.2 M)
- Simplified Cross Sections Tgc 14 Download ZIP (3.3 M)
- Simplified Cross Sections Tcc 22 Download ZIP (10.9 M)
- Simplified Cross Sections Tcc 14 Download ZIP (3.5 M)
LEED Data
- Leed Data Tmc 14 Download ZIP (44 K)
- Leed Data Tgc 14 Download ZIP (44 K)
- Leed Data Tcc 22 Download ZIP (44 K)
- Leed Data Tcc 14 Download ZIP (44 K)
Architectural Cross Sections
- Architectural Cross Sections Tmc 14 Download ZIP (5.7 M)
- Architectural Cross Sections Tgc 14 Download ZIP (8.1 M)
- Architectural Cross Sections Tcc 22 Download ZIP (26.5 M)
- Architectural Cross Sections Tcc 14 Download ZIP (6.2 M)
Shop Drawings
- Shop Drawings Tmc 14 Download ZIP (581 K)
- Shop Drawings Tgc 14 Download ZIP (839 K)
- Shop Drawings Tcc 22 Download ZIP (1.8 M)
- Shop Drawings Tcc 14 Download ZIP (610 K)
Product Data Sheets
- Product Data Sheets Tmc 14 Download ZIP (125 K)
- Product Data Sheets Tgc 14 Download ZIP (125 K)
- Product Data Sheets Tcc 22 Download ZIP (125 K)
- Product Data Sheets Tcc 14 Download ZIP (125 K)
Technical Specifications
- Architectural Specifications Tmc 14 Download ZIP (304 K)
- Architectural Specifications Tgc 14 Download ZIP (317 K)
- Architectural Specifications Tcc 22 Download ZIP (320 K)
- Architectural Specifications Tcc 14 Download ZIP (320 K)

Sun Tunnel and Dome Configurations

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Self-Flashed Model (TGC), 14"

A low-profile dome available in polycarbonate or impact-modified acrylic for roof pitches between 0° and 60°.

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Curb-Mounted Model (TCC) 14”

A low-profile dome available in polycarbonate or modified acrylic for roof pitches between 0° and 60°.

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Curb-Mounted Model (TCC) 22”

Our innovative light-capturing VELUX SunCurve inner dome comes standard with all 22-inch domes and is available with either a modified acrylic or polycarbonate high-profile outer impact dome for roof pitches between 0° and 60°.

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Pitched Self-Flashed Model (TMC) 14"

A low-profile dome available in either polycarbonate or modified acrylic, with a 20° pitched pan flashing for use on roof pitches between 14° and 60°.

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Self-Flashed Model (TGC) 22"

Self-Flashed Model (TGC), 14"

A low-profile dome available in polycarbonate or impact-modified acrylic for roof pitches between 0° and 60°.
Curb-Mounted Model (TCC) 14”

A low-profile dome available in polycarbonate or modified acrylic for roof pitches between 0° and 60°.
Curb-Mounted Model (TCC) 22”

Our innovative light-capturing VELUX SunCurve inner dome comes standard with all 22-inch domes and is available with either a modified acrylic or polycarbonate high-profile outer impact dome for roof pitches between 0° and 60°.
Pitched Self-Flashed Model (TMC) 14"

A low-profile dome available in either polycarbonate or modified acrylic, with a 20° pitched pan flashing for use on roof pitches between 14° and 60°.
Self-Flashed Model (TGC) 22"

Our innovative light-capturing VELUX SunCurve inner dome comes standard with all 22-inch domes and is available with either a modified acrylic or polycarbonate high-profile outer impact dome for roof pitches between 0° and 60°.

Find the right diffuser assembly.

Whether it’s suspended, hard or open ceilings, we have the assembly to fit your design and the diffuser material to fine tune your vision.

Hard Ceiling

In instances where drywall or bead board is attached directly to the underside of roof framing to create your ceiling, this traditional assembly is perfect.

Hard Ceiling
Open Ceiling

Many modern commercial builds utilize open ceiling to create a larger sense of space. With this diffuser assembly, you can easily suit this sleek, contemporary look.

Open Ceiling
Suspended Ceiling

As the multifaceted solution for many commercial spaces, suspended ceilings now have the added benefit of beautiful daylight thanks to this assembly.

Suspended Ceiling

Material options to fit your build

Frosted

Frosted diffusers offer a combination of performance and aesthetics.
Prismatic

An industry standard, prismatic diffusers provide good light distribution with a look and feel to match existing architectural design.
Fresnel

Fresnel diffusers utilize a concentric pattern of parabolic prisms that provide superior light diffusion.

Perfectly engineered accessories.

If you need design flexibility, additional functionality or enhanced security, you’ll find an accessory for every need under the sun.

Turret Extender

Available in 12-inch and 36-inch heights for both 14-inch and 22-inch TGC.
Insulated Pane

PVC thermal break with dual thermal panes.
Daylight Controller and Power Supply

PVC thermal break with reflective dampener.
Suspension Support Wire Kit

50-foot wire with attachment hardware.
Open Ceiling Trim Ring

Covers rough opening cuts, creating a polished look.
Security Bars

Single- and double-bar configurations available for added safety.
Rotating Coupler

Quickly connects with a rotating joint for easy installation.
Tunnel Tape Roll

2-inch-wide aluminum tape suitable for extreme temperatures.
Suspended Ceiling Adapter

Round to square diffuser assembly for suspended ceilings.
Hard Ceiling Diffuser Assembly

Sleek trim ring for drywall applications.