In the quest for sustainable living and enhanced comfort within homes, the significance of natural light cannot be overstated. As homeowners increasingly prioritize energy-efficient solutions, Sun Tunnel Skylights have emerged as an innovative approach to illuminate interiors with the warmth and radiance of the sun. 

A sun tunnel skylight with sunlight streaming into a bright room

What Are Sun Tunnel Skylights? 

Sun Tunnel Skylights, also known as “sun tunnels” or “tubular skylights,” are innovative daylighting solutions designed to capture and channel natural sunlight into indoor spaces, used in both homes and businesses. These innovative systems serve as conduits for ushering the advantages of natural illumination into areas otherwise devoid of conventional windows or skylights.

Highly Reflective Tubes: Maximizing Natural Light Capture 

Sun Tunnel Skylights boast tubes with highly reflective inner surfaces, expertly engineered to efficiently capture and channel natural sunlight from the roof into your living or working space. These surfaces optimize light transmission, ensuring that your interior is bathed in a luminous glow.

Durable Capture Unit: Weathering the Elements with Ease 

The Sun Tunnel Skylights’ dome, made from durable materials such as acrylic or polycarbonate, protects the system from weather damage when placed on the rooftop. This ensures long-lasting performance and prevents water from entering.

Diffuser or Ceiling Fixture: Creating Ambiance with Soft, Even Light 

At the end of the reflective tube, a diffuser or ceiling fixture is integrated into your ceiling. This component evenly spreads natural light throughout the room, eliminating harsh shadows and glare, and creating an inviting ambiance.

Variety of Sizes and Designs: Tailored to Your Lighting Needs 

With a diverse array of sizes and designs, Sun Tunnels cater to a spectrum of lighting requirements and architectural preferences. Whether you seek subtle illumination or bold design statements, homeowners can select the perfect fit to complement their unique space and aesthetic vision.

Energy Efficiency: Sustainable Illumination Solutions 

Engineered with energy efficiency at the forefront, Sun Tunnel Skylights minimize heat transfer, ensuring year-round indoor comfort. By utilizing natural light and reducing reliance on artificial lighting during daylight hours, they not only reduce energy consumption but also contribute to cost savings.

Flexible Installation: Adaptable to Any Roof Configuration 

Versatility is key with Sun Tunnel Skylights, as they can be installed in various configurations to suit a multitude of spaces. Whether your roof is sloped or flat, these skylights seamlessly integrate into your architectural framework, providing a seamless influx of natural light.

Low Maintenance: Effortless Upkeep for Peace of Mind 

Once installed, Sun Tunnel Skylights demand minimal maintenance, sparing homeowners from arduous upkeep routines. Routine cleaning of the capture unit and diffuser ensures optimal functionality, offering a hassle-free lighting solution that grants peace of mind.

Privacy: Illumination Sans Compromise 

Enjoy the benefits of natural light without giving up privacy, courtesy of Sun Tunnel Skylights. Ideal for intimate spaces like bathrooms, walk-in closets, and private offices, these skylights afford illumination while preserving discretion, ensuring a harmonious blend of openness and seclusion.

Enhanced Well-being: Nurturing Health Through Natural Light

Beyond mere illumination, Sun Tunnel Skylights foster a holistic sense of well-being by ushering natural light into interior spaces. From bolstering mood and productivity to promoting healthier sleep patterns, the benefits of sunlight exposure are abundant, enhancing your overall quality of life.

Components of Sun Tunnel Skylights 

  • Rooftop Lens: Positioned atop the building, the rooftop lens serves as the primary aperture for sunlight entry. Crafted from durable materials, such as high-impact acrylic or polycarbonate, the lens effectively captures sunlight while safeguarding against environmental elements.
  • Reflective Tunnel: The reflective tunnel connects the rooftop lens to the interior space. Made from polished aluminum or silver-coated surfaces, it ensures seamless sunlight transmission with minimal light loss.
  • Diffuser: Upon reaching the interior, sunlight passes through a diffuser, dispersing it evenly across the space below. Engineered to eliminate harsh glare and shadows, the diffuser ensures a soft, natural illumination conducive to productivity and well-being.

Benefits of Sun Tunnel Skylights 

  • Enhanced Daylighting: Sun Tunnel Skylights utilize natural sunlight to brighten indoor spaces with a gentle, even light, reducing reliance on artificial lighting during the day and supporting energy efficiency.
  • Visual Comfort: Unlike regular skylights that may cause glare and uneven light distribution, sun tunnels provide consistent lighting, creating a visually pleasing environment suitable for various activities like work or relaxation.
  • Health and Well-being: Exposure to natural light can enhance mood, productivity, and regulate sleep patterns. Sun Tunnel Skylights bring sunlight indoors, allowing occupants to enjoy these benefits.
  • Versatility: Whether it’s poorly lit hallways or rooms without windows, Sun Tunnel Skylights offer a flexible solution for introducing natural light into spaces where traditional windows or skylights are impractical or impossible to install.

Installation Considerations 

When considering the installation of Sun Tunnel Skylights, several factors warrant attention:

  • Roof Orientation and Pitch: The orientation and pitch of the roof impact the effectiveness of sunlight capture. Ideally, roofs facing south or southwest with a moderate pitch are conducive to optimal performance.
  • Interior Layout: Understanding how the interior space is laid out is important for figuring out where and how many sun tunnels are needed to get the right amount of light throughout the area.
  • Roof Material and Obstructions: The kind of roof material and any obstacles like trees or nearby buildings can affect how sun tunnels are installed to get the most sunlight.

Comparison of sun tunnel and traditional skylights in a house

Comparing Sun Tunnel Skylights to Traditional Skylights 

Sun Tunnel Skylights and traditional skylights share the fundamental function of illuminating indoor spaces with natural light. Nevertheless, they diverge significantly in various facets, each presenting distinct merits and demerits.

Design and Installation 

  • Sun Tunnel Skylights: Employing a tubular design, sun tunnel skylights channel sunlight through a reflective tube, often installed within existing structures without the need for extensive structural modifications. This innovative design maximizes light transmission while minimizing heat gain or loss, making them an energy-efficient choice for daylighting.
  • Traditional Skylights: In contrast, conventional skylights use larger glass panels directly in the roof, requiring significant structural changes during installation. They offer a classic look and come in various sizes and shapes, but may allow excessive heat and glare if not properly shaded or glazed.

Light Quality and Distribution 

  • Sun Tunnel Skylights: Due to their tubular design, sun tunnel skylights disperse sunlight evenly throughout the space, minimizing shadows and providing a soft, diffused light that closely resembles natural daylight. This consistent lighting can enhance the ambiance of any room while reducing the need for artificial lighting during daylight hours.
  • Traditional Skylights: Old-style skylights, because of their big glass panels, might give off stronger light, causing uneven brightness and glare, especially without proper shading or diffusers. Still, they let you see the sky directly, which can be nice in some buildings.

Energy Efficiency and Insulation

  • Sun Tunnel Skylights: Thanks to their compact design and advanced materials, sun tunnel skylights typically boast excellent thermal performance, minimizing heat loss in winter and heat gain in summer. Additionally, some models feature integrated solar-powered fans or vents for enhanced ventilation, further improving energy efficiency and indoor comfort.
  • Traditional Skylights: While traditional skylights offer ample daylighting benefits, their larger surface area may result in increased heat transfer, potentially compromising the building’s thermal envelope. Proper insulation and glazing options are essential to reduce these effects and maintain energy efficiency throughout the year.

Maintenance and Durability 

  • Sun Tunnel Skylights: With fewer exposed components and simpler designs, sun tunnel skylights often require less maintenance than their traditional counterparts. The sealed construction of the tubing minimizes the risk of leaks or damage, contributing to their long-term durability and reliability.
  • Traditional Skylights: Conversely, traditional skylights may necessitate more frequent maintenance due to their larger glass panels and more complex framing systems. Regular checks and maintenance are crucial to avoid problems like leaks, condensation, or sealant degradation, which can harm both function and structure.

Worker installing sun tunnel skylight on roof

A Comprehensive Guide to Installing Sun Tunnel Skylights

The installation of Sun Tunnel Skylights demands a high level of proficiency and skill, necessitating the involvement of seasoned roofers and professionals well-versed in the intricacies of these daylighting systems.

Initial Assessment 

Before starting on the installation journey, a thorough initial assessment is conducted. This encompasses a meticulous consultation coupled with a comprehensive roofing inspection. Our adept roofers meticulously scrutinize not only the exterior roof structure but also delve into the interior ceiling where the skylight is destined to grace. We thoroughly evaluate the roof’s angle, the type of roofing material, and any potential obstacles that might impact the installation.

Determining Optimal Placement 

Our experienced roof installers work closely with homeowners to find the best spot for the Sun Tunnel Skylight. They consider the room layout, desired lighting, and possible obstructions to ensure the skylight is both attractive and functional.

Roof Preparation 

With the destination marked and the placement determined, the roof undergoes meticulous preparation. This entails the precise incision of an opening tailored to accommodate the specific model of the Sun Tunnel Skylight selected. The size and configuration of this opening are precisely adjusted to ensure a snug fit for the skylight.

Installing the Capture Unit

The crucial moment arrives when the capture unit, resembling a dome or a solar collector device, is precisely positioned over the roof hole. Every detail is handled with care to ensure the unit is securely fixed, protecting it from weather damage and preventing any water from seeping in.

Installing the Reflective Tube 

As sunlight enters the building, it travels through a reflective tube. Attached to the capture unit, this tube descends into the building, carefully channeling natural light to its destination. Made with materials that increase reflectivity, the tube ensures sunlight passes through smoothly.

Ceiling Fixture Installation 

Upon its descent, the natural light finds its final abode in the form of a ceiling fixture. This fixture, often adorned with translucent or prismatic panels, serves as the representative of soft, diffused light throughout the room. Carefully secured to the ceiling, it not only disperses light evenly but also forms a seamless seal against the elements.

Sealing and Weatherproofing 

In the pursuit of excellence, every joint, seam, and connection is carefully sealed to fortify the skylight against nature’s whims. Our dedicated roofers spare no effort in ensuring that every element of the installation remains unaffected to the elements. This careful sealing process stands as a testament to our unwavering commitment to quality and durability.


Sun Tunnel Skylights are innovative daylighting solutions that are sustainable, energy-efficient, and attractive. With their ability to harness natural sunlight and channel it into interior spaces, these skylights not only enhance visual comfort and well-being but also contribute to significant energy savings and environmental sustainability. Sun Tunnel Skylights are known for their reflective tubes, durable capture units, and flexible installation options. They bring natural sunlight into homes and commercial spaces, filling them with warmth and radiance.


  • Are Sun Tunnel Skylights suitable for all types of roofs?
    Yes, Sun Tunnel Skylights are designed to be adaptable to various roof configurations, including sloped or flat roofs. Professional installers can customize the installation to suit the specific requirements of different roof types.
  • Do Sun Tunnel Skylights require frequent maintenance?
    No, Sun Tunnel Skylights typically require minimal maintenance once installed. Regular cleaning of the capture unit and diffuser may be needed for best performance, but overall, they provide easy lighting.
  • Can Sun Tunnel Skylights be installed in rooms with limited space or access to natural light?
    Yes, Sun Tunnel Skylights are ideal for rooms with limited space or no access to traditional windows. Their tubular design allows for flexible installation, making them suitable for corridors, bathrooms, walk-in closets, and other intimate spaces.
  • Do Sun Tunnel Skylights provide privacy along with natural illumination?
    Yes, Sun Tunnel Skylights are designed to offer natural illumination without compromising privacy. They are particularly suitable for spaces like bathrooms, where privacy is essential, providing a balanced blend of openness and isolation.

  • Are Sun Tunnel Skylights more energy-efficient than traditional skylights?
    Sun Tunnel Skylights are designed to be energy efficient. They minimize heat transfer and reduce the need for artificial lighting during the day. Their compact design and advanced materials lead to significant energy savings compared to traditional skylights.