A skylight consultation is a genuinely useful meeting if you come prepared to get real information rather than a sales pitch. The right questions will tell you whether the person in front of you actually knows their product, whether the installation will be done correctly, what the finished project will actually cost, and what happens if something goes wrong. A good installer will welcome every one of these questions. A mediocre one will struggle with some of them.
Most homeowners arrive at a consultation knowing they want more light or better ventilation but without the specific knowledge to evaluate what they are being offered. That information gap puts you at a disadvantage when it comes time to compare bids or decide whether the recommendation is actually right for your home. The questions in this guide are designed to close that gap.
Quick Answer: The most important questions to ask during a skylight consultation cover installer credentials and what certification they hold, what is included in the warranty and who backs it, whether your project qualifies for the federal solar tax credit, what the specific product recommendation is and why it suits your situation better than alternatives, and what the installation process involves including timing, roof access, and interior finishing. Getting clear answers to these questions puts you in control of the decision.
Questions About the Installer's Qualifications
The most important thing you can establish early in a consultation is who will actually be doing the work and what training they have. Ask directly whether the estimator or a different team will be on site, and whether every installer on the crew is certified by the manufacturer whose product is being installed. Manufacturer certification is not the same as general roofing experience, and the two should not be conflated.
Ask how long the company has been installing skylights specifically, and whether they specialise in skylights or offer them as one of many services. A company whose primary business is skylights has accumulated a depth of experience that a general contractor who installs them occasionally cannot match. Ask for references from recent skylight installations specifically, not from roofing or general construction work.
Ask whether the company carries both liability insurance and workers' compensation. These are not bureaucratic formalities. They protect you if something goes wrong during installation. A company that is reluctant to confirm both is a company to approach with caution regardless of how competitive the price is.
Questions About the Warranty
The warranty question has two parts: the product warranty from the manufacturer, and the installation warranty from the contractor. Both matter, and understanding exactly what each covers is essential before you sign anything.
Ask what the manufacturer's warranty covers and for how long. Quality skylight manufacturers offer warranties of ten years against leaks and twenty years on the glass. Ask specifically whether the no-leak warranty is conditional on installation by a certified specialist, because for many manufacturers it is. If the installer is not certified, the unit's warranty may be voided even if the product itself never fails.
Ask what the installer's own warranty covers and for how long. A reputable installation company should offer a comprehensive installation warranty that covers their labour independently of the manufacturer's product warranty. Ask what the process is for making a claim, who you call, and what the response time commitment is. A company that is vague about this is worth noting.
Questions About Product Selection
If you are being recommended a specific product, ask why that unit is the right choice for your situation rather than the alternatives. A knowledgeable installer should be able to explain the difference between a fixed unit and a venting one, between a manually venting unit and a solar model, and between deck-mounted and curb-mounted installations in terms that are relevant to your specific roof and the rooms being served.
Ask whether a venting skylight creates a chimney effect that would benefit the rooms in question, particularly if those rooms are kitchens or bathrooms where humidity and heat accumulate.
If you are being shown a fixed skylight for an area that might be served by a sun tunnel instead, ask about that option. Sun tunnels can reach up to twenty feet through an attic space, which means they can bring light into interior rooms that seem too far from the roof for a conventional skylight to be practical.
Ask about glazing options and what the difference is in thermal performance between the standard and upgraded glass. In cold climates particularly, the U-value of the glass makes a meaningful difference to both comfort and heating costs over the life of the unit. An installer who cannot discuss this is working at a surface level.
Questions About the Solar Tax Credit
If the product being recommended includes a solar component, whether in the skylight motor or a factory-installed solar shade, ask specifically whether those components qualify for the 30% solar tax credit and whether the full project cost including installation labour is eligible.
Ask what documentation they provide after the project that supports a tax credit claim. A reputable installer should be able to provide an itemised invoice that separates the solar components from the non-qualifying work, which is the documentation your accountant or tax preparer will need to support the claim. Ask whether they have experience with customers who have successfully claimed this credit and whether there is any reason your project might not qualify.
Questions About Timing and Coordination
If you have a roof that is approaching the end of its useful life or if one is scheduled within the next year or two, ask specifically whether it makes sense to coordinate with a roof replacement rather than proceed independently. The incremental cost of adding a skylight during a re-roof is almost always significantly lower than scheduling a separate installation visit.
Ask how long the installation takes and what access to the home will be required. Ask whether interior finishing work, such as trimming out the light shaft, is included in the quote or is additional. Ask about the typical lead time from consultation to installation, particularly if you have a specific date in mind or if your project needs to be scheduled around other work.
Ask what the weather policy is. A conscientious installer should not be cutting through a roof in rain or when a weather system is approaching. Ask how they monitor forecasts and how they handle rescheduling when conditions are not suitable. This is a question that separates installers who take the condition of your home seriously from those who prioritise their own schedule.
Questions About What Happens After Installation
Ask what the interior will look like when the installation team leaves. Will the light shaft be finished, painted, and trimmed, or will there be rough work that requires additional finishing? Ask whether they handle the interior work themselves or whether that is something you arrange separately. A complete answer here prevents budget surprises after the installation is complete.
Ask how to operate and maintain the unit. If it is a venting model, where is the remote, how do you program it, and what does the automatic rain-close function do? If there are shades, how do they work and what happens if the solar panel is shaded? Ask whether there is documentation or a walkthrough provided at the end of the installation. A quality installation includes making sure the homeowner knows how to use what they have bought.
Frequently Asked Questions
How long does a skylight consultation typically take?
A thorough consultation usually takes between 30 and 60 minutes. It should include an interior assessment of the rooms being served, a roof inspection to evaluate the structure and access, a discussion of product options, and time to address the homeowner's specific questions. If it feels rushed, ask for more time.
Should I get multiple bids for a skylight installation?
Yes. Comparing two or three bids helps you understand the market and evaluate whether each installer is recommending the right solution rather than the most profitable one. Pay attention to whether each bid specifies the same product and scope of work, as a low bid that excludes flashing kits or interior finishing is not a direct comparison.
Can I specify what type of skylight I want before the consultation?
You can come with preferences and research, and a good installer will respect and discuss them. However, the site-specific factors that affect skylight selection, including roof structure, orientation, attic access, and interior configuration, can override initial preferences. Being open to the installer's expertise is usually in your interest.
What should I prepare before a skylight consultation?
Think about which rooms you want to improve and what you most want from the installation: more light, better ventilation, or both. Have a sense of your timeline and whether any roofing work is planned. Knowing your approximate budget range helps the installer recommend products that match your goals without wasting time on options that are clearly out of scope.
Is the consultation itself free?
Most reputable skylight installation companies provide consultations at no charge. The consultation is the beginning of the relationship and serves both parties: you get expert advice and the installer gets the opportunity to propose a project. If a company charges for consultations, ask what that covers and whether it is credited toward the project cost.
The Bottom Line
A skylight consultation is only as useful as the questions asked during it. Coming prepared to ask about credentials, warranties, product selection, tax incentives, timing, and post-installation support gives you the information you need to make a decision you will be confident in for years.
Houseworks Daylighting Solutions has been answering these questions honestly for homeowners across Illinois and Iowa since 2001. If you are ready to explore what daylighting can do for your home, reach out to schedule a consultation.
