Skylights have many benefits such as providing natural lighting and solar heating while reducing energy usage. Roofing or re-roofing your home is a perfect time to install or replace a skylight, as when removing the roof building, the decking and supports of the roof will be exposed making the task of installing the skylight easier.

Benefits of installing a skylight during a roof replacement

Installing the skylight with the roof off means you don’t have to go through an existing roof and risk damaging the roof or having seals in the skylight not fit with the roof properly, leaving defects for water to get through. Installing a skylight during the replacement of a roof will generally incur a reduced cost due to the reduced difficulty and the labour costs being merged with the with the roof replacement itself and installing a skylight with a roof replacement/installation will also reduce the risk of damaging the new roof if the skylight is installed afterwards or reduces the chance of damaging the skylight if it is installed before replacing the roof. When installing a skylight during a roof installation the life expectancy of the skylight can also be increased as the seal can be applied more effectively, and the roof can be made to fit more tightly around the skylight reducing the chances of leaks or moisture damage

Replacing a roof with an existing skylight

It is heavily recommended that should you need to replace your roof with an existing skylight to replace the skylight as well as it is very difficult to prevent damage to the skylight during the tear down phase of the roof replacement and even if the skylight survives the roof replacement, they tend to fail within 12 months of the roof being replaced.

Risks of installing a skylight after or before replacing the roof

There are various things that can go wrong with installing a skylight before or after a roof replacement as to why it is recommended to replace the skylight at the same time as the roof such as leaking, warping of materials, and rotting. Since an opening for the skylight must be made and needs to be large enough for the work to install the skylight to be done this increases the spacing around the skylight creating a larger area in which faults can occur. These possible issues with installing a skylight into an existing roof are also the reason that it’s not recommended to install a skylight after installing a new roof as this can void the warranty on the roof since it is preforming work that introduces addition failure points to an already validated roof.

It is important to think about the timing of when to install a skylight and the risks involved in the process to minimize the risks, costs and headaches that can come from this. It is always recommended to replace a skylight when getting a new roof and it is optimal to install skylights when installing a roof all of this is to prevent possible damage to the roof and the skylight which can cause either of these to need to be replace earlier then normally need. If your thinking of getting a skylight installed and having any questions or concerns, give us a call at

(02) 4960 2399

or send us a message on our contact page.


Title: Installing a skylight when replacing a roof
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Published Date: Mon, 28 Feb 2022 22:17:20 GMT

Frequently Asked Questions

Can you see into a sun tunnel to see the sky?

Sun Tunnels, also known as solar tubes, are cylindrical skylights that act like light shafts to allow natural sunlight into living spaces and interior rooms. They are composed of a reflective tunnel system, connecting the roof to an interior ceiling-mounted diffuser.

So can you see the sky through a sun tunnel? It depends. It all depends on where your sun tunnel is located. Sun tunnels can block viewing opportunities in many cases, especially if they are located near walls or other structures.

Sun tunnels can be used to fill living spaces with natural light, without blocking any outside view. A typical 10-inch sun tunnel projects 20 feet down the reflective tube. It then forms a 360deg spread over the ceiling, which reduces glares and helps illuminate the room thoroughly. You can use them to provide constant daylighting within your interior space regardless of whether they are aligned with windows or exterior walls.

What is an average price for a tubular skylight

Average tubular skylights usually cost between $200-$1000, depending on the size, amount of light being let in, and energy efficiency. The more you spend on your tubular skylight, the more efficient it is likely to be. Although larger sizes are generally more expensive than smaller skylights in general, this is not always the case.

To determine the right price for a tubular Skylight, it is important to look at different brands and styles. You have many options for material choices. However, some models can be more expensive than others. They also offer better energy efficiency. Purchasing your tubular skylight from an online retailer may be a good option as they can sometimes offer discounts and free shipping.

When purchasing a tubular rooflight, it is important to take into account the climate in your home. Is the skylight exposed to high humidity or temperatures? If the wrong product is bought, these conditions can cause permanent damage or reduce its effectiveness. If you need to, ensure that the product is suitable for harsh environments.

Professional installation will increase the cost further but ensure that it’s installed correctly; leaks in lower-cost versions can easily occur due to improper installation so paying extra for professional installation might be worth it to avoid any headaches later on down the line.

What is the difference of a Sun Tunnel and a Skylight?

Skylights, as well as sun tunnels, are great ways to bring natural light into a house. But they have different installation methods and provide different amounts of light.

Sun tunnels also known as solar tubes, tubular skylights and solar tubes, make use of an existing roofing system to reflect the sun’s light. These tunnels use reflective tubing which is installed between the outside wall of the home and an opening in the roof. This allows sunlight to travel down the tube and into the attic. From there, it travels through another tube that has reflective walls, then into a designated area in your home. Sun tunnels are not able to be viewed from your roof and have limited viewing angles.

Skylights can be more complicated than sun tunnels because they require mounting hardware and flashing kits as well as insulation and waterproof seals. Skylights require drilling a hole in your roof to install them. They can either be fixed or operable depending on the purpose. Skylights are able to let more natural light in a room than sun tunnels due to their larger openings. However, like all windows on roofs, skylights may leak air from your home if not installed properly with weather-resistant seals in place.

What size is a good size skylight?

The space the skylight is meant to illuminate will dictate the size. If spaces require long and narrow daylight areas (e.g. hallways or staircases), then smaller and more extended skylights might work best. A standard skylight size is 4′ x 4′, though sizes up to 6′ x 10′ are available. If you have large spaces that need lots natural light, multiple smaller windows can work well. However, larger skylights may be better suited for those areas. When choosing the size of your skylight, it is important to consider where the sun should shine at different times of the day. Ideally, skylights should be placed at least 6 feet away from other windows in order to avoid glare and make sure the space gets enough natural light both during the day and at night. A skylight on a roof section that will be added is best if it has a lower slope. This is because steeper roofs receive more sunlight than those with a lower slope.

What should I look for when buying a tubular ceiling?

Here are some things to keep in mind when looking for a tubular ceiling light. Firstly, think about the size and dimensions of your space – the tubular skylight should fit securely and snugly in order to provide maximum daylight without compromising on energy efficiency.

Next, you need to consider the dome material. A mid-grade dome will give excellent insulation, but less light can enter. But, a higher-quality aluminum or stainless metal dome will allow for more sunshine into your home and provide better thermal resistance.

The type of diffuser that you choose is also important. You have the option of prismatic diffusers to disperse light uniformly or adjustable diffusers to adjust light according day and time.

Look out for extra features like UV protection, exhaust valves and insect screens. These will ensure maximum comfort when natural light is brought into your home through your tubular skylight.


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How To

A Room with a View: Decorating around your Skylight for a Gorgeous Look

If you want to create a stylish space around your skylight, consider the overall design. The skylight should be placed at the top of an open area to create a stunning focal point. This will allow for maximum impact from below as well as above, and allows you to move down and up. Strategically placed mirrors can draw in additional light and improve the reflectivity, adding sparkle and shine throughout your day. Combining dark furniture with vibrant fabrics in a small space with low ceilings creates a more comfortable environment around the window.

You can do something unique with traditional drapes. Custom-cut stained glass panels can be used to cover only a portion your skylight. This will create visual interest and let in light. Blinds can be used to diffuse direct sunlight and provide strong texture for overcast days. They come in many varieties, including sliding panel blinds made of wood-faux wood composites and bamboo finishes. Hanging flowers such as ferns and other hanging plants can bring out your inner gardener. Artfully arranged large potted plant can create beautiful living sculptures that frame your window without much fuss.

There are dozens of ways to decorate around your skylight for a stunning look – everything from creative window dressings to lush greenery can be used to harness its full potential! Take time exploring various designs before committing – doing this will ensure your remodel turns out exactly as planned! With thoughtful planning and careful attention to detail, you’re sure to end up with an eye-catching display that brings out the best in any room!