Have any questions?
We’re here to help. Find quick answers to the most common concerns from our customers.
How do I know when I need a window or door replacement?
Signs you may need a replacement include drafts, difficulty opening or closing, condensation between glass panes, rising energy bills, or visible damage like rotting or warping. If you’re unsure, we’re happy to inspect your current windows or doors and provide professional advice.
What types of windows and doors do you install?
We install a wide range of energy-efficient windows and doors, including vinyl, wood, fiberglass, and aluminum options. Whether you’re looking for double-hung, casement, sliding, or custom styles—we’ve got you covered.
How long does the installation process take?
Most window and door installations are completed within one day, depending on the number and type of units. For larger projects, we’ll provide a clear timeline before we start.
Do you offer free estimates?
Yes, we provide free in-home consultations and estimates. One of our experts will assess your needs and recommend the best options based on your home and budget.
Do you offer any warranties?
Yes, we offer product warranties through our manufacturers and a workmanship warranty on all installations. We stand by the quality of our work.
You might be interested
Windows
Learn how we can help you choose and install the ideal windows for your home or business.
Doors
Discover our door replacement and installation services—tailored to your needs and style.
Ready to upgrade your home?
NestBuild offers professional installation and personalized solutions across the Chicago area.
Request your free quote today — let’s build something better.