Moss Roofing blog banner comparing skylights and sun tunnels, discussing which option is better for adding natural light to your home.

Skylights vs. Sun Tunnels: Which Is Right for Your Home?

Skylights vs. sun tunnels. Do you know the difference between a skylight and a sun tunnel? Most residential homeowners are familiar with skylights. They can identify one without too much trouble. However, fewer people recognize the term “sun tunnel.” Many individuals assume that a sun tunnel is nothing more than a type of skylight. They may not understand that skylights are entirely distinguishable from sun tunnels. Each serves a vital role for homeowners. Both options also have limitations worth considering before making a final purchase decision.

What Is A Skylight?

A skylight is a window protrusion through the roof to provide natural light into indoor spaces. In some cases, it can also offer ventilation. A skylight is usually made of transparent or translucent glass or plastic. This feature enables natural light to enter a home without causing excess heat buildup. Today’s skylight models increase energy efficiency and reduce reliance on electricity, heating, and cooling.

Skylights take many different shapes and styles. Operable, vented skylights open and permit warm indoor air to escape and cool outside air to enter the home. This air exchange functions as a natural air conditioning system during hot, humid months. Non-operable, fixed skylights do not open. Instead, they provide an airtight seal. They have no moving parts and may improve your home’s energy performance.

What Is A Sun Tunnel?

A sun tunnel, also called a solar tube or light pipe, is like a skylight. It allows natural light to pass through the roof and brightens inside spaces. A sun tunnel can typically be installed on a flat or pitched roof. Many homeowners prefer sun tunnels because they are easy to install and more affordable than skylights.

Most sun tunnels are either rigid or flexible. Rigid sun tunnels transmit light efficiently when there is a direct path from the roof to the ceiling. On the other hand, flexible sun tunnels work well when obstructions exist between the roof and ceiling. A sun tunnel offers an environmentally friendly and energy-efficient solution.

Sun tunnels commonly have three primary components. The upper end contains a dome or glass to collect sunlight. A highly reflective tube channels light from the roof surface to the home’s interior spaces. At the lower end, a diffuser enables collected light to be dispersed throughout a room.

Close-up view of a ceiling with a circular sun tunnel installed, providing natural daylight to the interior space.

Similarities Between Skylights & Sun Tunnels

Both options effectively transfer natural sunlight into a home’s interior spaces. Skylights and sun tunnels improve energy efficiency and act as eco-friendly solutions to the ever-increasing reliance on traditional forms of power. Each may be customized to fit a home’s layout. Almost any home can accommodate a skylight or sun tunnel, and many homes can add multiple skylights, sun tunnels, or a combination of the two.

Skylights and sun tunnels provide heating, cooling, and electricity savings. They are reasonably priced solutions installed by a qualified roofing professional. Either choice may qualify for state or federal tax credits, including the Federal Solar Tax Credit. Adding skylights or sun tunnels can increase a home’s market or property value when it comes time to sell.

Skylights Vs. Sun Tunnels

What factors should you consider when deciding whether a skylight or sun tunnel is better for your home?

Aesthetic Appearance

A skylight will deliver an unfiltered view of the outside world, while a sun tunnel does not. A sun tunnel will operate more akin to a recessed light.

Amount Of Sunlight

A skylight permits unencumbered sunlight to enter the home. Conversely, a sun tunnel captures light and projects it with a diffuser. Sunlight is refracted indirectly with a sun tunnel.

Budgetary Considerations

A sun tunnel is generally a much more affordable alternative to a skylight. On average, a sun tunnel costs 25% to 50% less than a skylight. Installation labor is also cheaper.

Bathroom with a skylight installed in the ceiling, providing natural light to the shower area and enhancing the room's brightness.

Functionality

Many skylight models can be vented or shaded to aid air circulation and adjust sunlight exposure. A sun tunnel does not offer the same characteristics.

Installation Ease

A sun tunnel is typically much easier to install on an existing roof. It involves a straightforward process. On the flip side, a skylight requires a more advanced methodology.

Placement Flexibility

Sun tunnels provide more placement and size options. They are commonly utilized in “hard-to-reach” interior spaces, including hallways, bathrooms, and closets.

Hiring A Knowledgeable Professional

For homeowners in Indianapolis and surrounding areas, Moss Roofing offers unparalleled skylight and sun tunnel installation services. We work closely with homeowners to identify the appropriate fit. We consider your needs and preferences while thoroughly assessing your interior spaces and exterior surfaces. You won’t be oversold. However, you will be delighted with the results.

Contact Moss Roofing today to learn more about our roofing services or receive a free skylight or sun tunnel estimate.

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