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Enhance Your Home with Premium Windows in New York

BIG L MEANS PEOPLE WHO CARE, PRODUCTS THAT PERFORM

“There’s no place like home!”  And your windows and doors are a big deal.  At Big L Windows & Doors, we understand that getting them right means peace of mind and an increased quality of living.  That’s why we only offer high-quality products from respected brands.  We approach every project as a chance to make a connection, use our expertise and help your project go smoothly to ensure you’re happy with the results.

“If it’s a window or door, our people care more!”


  • The luxury office setup room with glass windows Cheektowaga, NY

    WINDOWS

    Transform the way your space looks and feels with windows that let the light pour in while keeping the elements out.

  • The modern white farm house at Cheektowaga, NY

    ENTRY DOORS

    Create an entryway that’s more than just a door. Big L Windows & Doors is Buffalo’s source for quality entry doors.

  • French entry doors, Big L Windows and Doors in Cheektowaga, NY

    PATIO DOORS

    Blur the lines between indoors and out with expansive doors that reflect your style and function beautifully.

The Big L Windows staff discussing windows with a couple in Western NY
Big L consultation tab in Cheektowaga, NY
Big L consultation in Cheektowaga, NY

REQUEST A FREE CONSULTATION

Whether your project is a remodel, a new custom home or light commercial construction, Big L Windows & Doors can help. Contact us for a virtual or in-person consultation.

  • BigL windows and doors infographic, NY

    TOTAL TRUST GUARANTEE

    Feel confident you made the right choice with Big L. Our guarantee covers things manufacturer warranties don’t—like labor. We promise you’ll be completely satisfied.

  • The Customer signing the documents in with Big L windows staff.

    HASSLE-FREE FINANCING

    Realize your dreams faster with easy financing through Big L. Choose from great financing options such as 1-year “same as cash” no interest, no payments.

FAQ Big L Windows & Doors
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Two workers laying out the design of the window

HAVE A QUESTION?

Wondering whether you need to replace or repair your windows? See what others are asking when it comes to window replacement.

I had a giant bay window replaced in the Fall of 2020. I dealt with Xander for the quote. He was on time, friendly and knowledgeable. When the time came to install the window, they could not reuse the trim that they took off of the window so they went and purchased the trim I already had and installed that free of cost to me. I would highly recommend.

Thank you for installing the four windows for us yesterday. Everything from start to finish was truly professional! Will definitely use Big L again in the future!

Big L replaced my front door and a large bay window.  The sales rep presented several options in a variety of price ranges with detailed quotes for each and gave us a veterans discount. The installation team was the best. Polite and professional, they did great quality work and they did it in a timely fashion. We had one problem and Big L expedited the replacement, voluntarily compensated us for our trouble and brought additional manpower to make sure the job was completed in one day. I like this company and will use them again in the future.

Our entire home was destroyed by fire and We decided to rebuild.  We chose a contractor who used Big L for all of our windows and doors.  Not once have I regretted using Big L. Their post sales service has been outstanding. there were a couple of small issues and the team was prompt, always friendly and courteous whenever they came to the house.  Big L simply does it the right way. And they've done it every time. Thank you Big L!!!! 

Our Big L windows are still perfectly sealed and operational after 25 years!

Big L did a fast, efficient, and amazing job on our windows installation. We are completely satisfied with the job the crew did for us, plus they cleaned up beautifully. I’ll be sure to recommend them to friends and family