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Palos Heights, IL Window Installation & Replacement
Your Window & Door Company in Palos Heights, IL
When upgrading your home with new windows, choosing the right company makes all the difference, especially in a close-knit community like Palos Heights, IL. At Welsh Windows Plus, we’re proud to be the trusted local choice for residential window replacement, serving homeowners throughout the South Chicagoland suburbs for over 20 years. From the classic ranches near Lake Katherine to modern homes tucked along Harlem Avenue, we’ve helped residents of Palos Heights enhance their homes with top-quality, energy-efficient window solutions.
We work with leading brands like Pella Windows and Lang Windows, offering a range of styles and performance options to suit every home and budget. Unlike other companies that rely on subcontractors, our full-time, in-house team of skilled installers ensures your project is completed with precision, professionalism, and care—start to finish.
Our reputation is built on transparency, craftsmanship, and customer-first service. With thousands of successful installations and glowing reviews, you can trust us to deliver results that improve your home’s comfort, beauty, and value. We also make the process easy with a hassle-free, no-pressure approach—you’ll get honest recommendations and clear answers without any sales gimmicks.
Curious what your home could look like with new windows? Browse our project gallery to see real transformations from homes in and around Palos Heights. Our resource center includes helpful guides, financing info, warranty details, and FAQs to help you make informed decisions at every step.
We’re more than just a window company—we’re your neighbors. If you’re ready to upgrade your Palos Heights home with beautiful, high-performance windows, give us a call or fill out our online form for a free, no-obligation quote today!
Need apartment or condo window replacement in Palos Heights, IL? Welsh Windows Plus specializes in high-quality, energy-efficient windows tailored for multi-unit buildings. With over 20 years of experience, our in-house team of expert installers ensures a smooth, professional installation—no subcontractors, no hassle. We work closely with property managers, HOAs, and condo owners to provide a seamless, stress-free experience with transparent pricing, strong warranties, and a no-pressure sales approach. See our gallery for past projects, explore financing options, or visit our resources for expert insights. Call us today or fill out our form for a free quote!
Apartment / Condo Window Replacement
Looking for residential window replacement in Palos Heights, IL? Welsh Windows Plus has been a trusted name for over 20 years, delivering high-quality, energy-efficient windows with a seamless, hassle-free process. Our in-house team of expert installers ensures precision and care in every project—no subcontractors, no surprises. With thousands of satisfied customers and top-rated reviews, we stand by our transparent pricing, strong warranties, and no-pressure sales approach. Check out our gallery to see past projects, explore financing options, or visit our resources for expert advice. Ready to upgrade your home? Call us or fill out our form for a free quote today!
Residential Window Replacement
Why Choose Us
Locally Owned & Made
Rooted in the South Chicago Suburbs. We intimately comprehend the needs and challenges of the local community. We are here to serve our neighbors and friends.
Tailored
Consultation
Whether you're seeking energy-efficient windows, a particular aesthetic, or have budget constraints, we invest the time in understanding your preferences.
Transparent
Process
We provide step-by-step guidance throughout the entire process, ensuring that you remain well-informed at every stage.
Professional Installation
We rely on our in-house installation team, ensuring that your windows are meticulously installed with precision and an unwavering commitment to craftsmanship.
Patio & Exterior Doors
Upgrade your home’s look, comfort, and energy efficiency with professional patio and exterior door installation.
Whether you're replacing an old sliding door or installing a brand-new entryway, we offer expert service, custom options, and seamless installation.
Trusted by homeowners across Chicagoland for quality doors and dependable results.
Reviews
Meg - Palos Heights, IL
“Very happy with my replacement windows Welsh just finished! Eric is very skilled at what he does! He and Sean answered all my questions and are hard workers. From start to finish, I am very satisfied. I would highly recommend this team for any of your window needs!"
Ted - Palos Heights, IL
"Windows and Siding we had done and are very happy with them! Very professional, Answered all questions, quality of material great and workmanship of installers great! Highly recommended!!!"
Mel - Palos Heights, IL
“Called for an estimate and they were out the next morning. Windows installed that day. Will recommened to anyone that is looking to call them. Bobby made sure to let us know what was needed and they cleaned up once they were done.”