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Lemont, IL Window Installation & Replacement
Trusted Window & Door Replacement in Lemont, IL
When it comes to residential window replacement in Lemont, IL, Welsh Windows Plus is the trusted name homeowners rely on for quality, expertise, and reliability. From historic homes near downtown Lemont to newer neighborhoods like Kensington Estates and Glens of Connemara, we understand the unique architectural styles and needs of the community. With over 20 years of experience and thousands of successful installations across the South Chicagoland suburbs, our reputation is built on exceptional service—just take a look at our glowing customer reviews.
We proudly install premium products from Pella Windows and Lang Windows, giving Lemont homeowners a wide range of energy-efficient and visually appealing options to choose from. Our full-time, in-house team of skilled window installers ensures a seamless, professional, and stress-free process—no subcontractors, just consistent craftsmanship and care from start to finish.
At Welsh Windows Plus, we believe in transparency and trust. Our hassle-free, no-pressure sales process is designed to help you make informed decisions at your own pace. Check out our project gallery to see real results from homes throughout the South Suburbs, including Lemont. We back every project with industry-leading warranties and offer flexible financing to fit your budget.
Whether you're improving energy efficiency, boosting curb appeal, or increasing your home’s value, we're here to guide you every step of the way. Browse our resources for helpful tips, FAQs, and homeowner guides—or get started with a free, no-obligation quote today. Just give us a call or fill out our online form to schedule your consultation!
For apartment and condo owners in Lemont, IL, Welsh Windows Plus provides expert window replacement services tailored to multi-unit residences. With over 20 years of experience, we understand the unique challenges of condo and apartment window installations, ensuring a seamless, efficient process with minimal disruption. Our in-house team of skilled installers guarantees quality workmanship, and our transparent process, warranties, and financing options make upgrading your windows easy and stress-free. Whether you're looking to improve energy efficiency, reduce noise, or enhance curb appeal, we’ve got you covered. Call us or fill out our form today for a free quote!
Apartment / Condo Window Replacement
For homeowners in Lemont, IL, Welsh Windows Plus offers expert residential window replacement with a focus on quality, transparency, and craftsmanship. With over 20 years of experience and a fully in-house team of skilled installers, we ensure a seamless, hassle-free process from consultation to installation. Our stellar reviews speak to our dedication, and our gallery showcases real projects that highlight our expertise. Backed by strong warranties and flexible financing options, we make upgrading your home easy and stress-free. Call us or fill out our form today to get a free quote!
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
Kerri - Lemont, IL
“Want to give an awesome shoutout to the two gentlemen that did an extraordinary and professional job today was a long time coming for my gorgeous bay window that they installed, thank you again Rob and Ron you did it beautifully I am very happy."
Kris - Lemont, IL
"Windows look great Rob did an amazing job highly recommend Jennifer was great in office returned my calls and of course the windows make an amazing difference at our home Thank you Welsh windows for all of you hard work and amazing customer service."
Michelle - Lemont, IL
“We recently had new windows installed at our home and we couldn’t be happier with the experience. Welsh windows were very professional from the beginning and throughout the whole process. Ron and Rob were the installers and they did a tremendous job. We definitely recommend their services.”