Window and Door Installation serving Western New York

Expert Installations Done Right

At Big L Windows and Doors, we take pride in our expert installation services. Installing new windows and doors is an important investment in your home, and we want to make the process as easy and stress-free as possible for you. That’s why we offer a team of experienced and certified installers, who are committed to providing high-quality installation services. Our attention to detail and dedication to customer satisfaction sets us apart from other window and door installation companies, and we’re committed to helping you achieve the beautiful, energy-efficient home you deserve. 

 

Four Easy Steps to New Windows and Doors 

If you’re ready to get started on your window and door installation project, we have made it easy with our 4-step process: 

  1. First, schedule a free consultation with our team to discuss your needs and goals. 
  2. Next, receive a project quote from us to help you plan and budget for your project. 
  3. Then, let our expert team handle the installation. We will make sure that your new windows and doors are installed correctly and efficiently. 
  4. Finally, enjoy the results of your new windows and doors, which will not only improve the appearance of your home, but also increase its energy efficiency and value. 
REQUEST A CONSULTATION

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The Benefits of Choosing Big L Windows and Doors 

Installing new windows and doors can be a big investment. Big L Windows and Doors offers a variety of benefits, including our Total Trust Guarantee, hassle-free financing, and patio door replacement services. 

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    TOTAL TRUST GUARANTEE

    Our Total Trust Guarantee means that you can feel confident in your investment with us. We stand behind the quality of our products and installation services, and we will work with you to ensure that you’re completely satisfied with your new windows and doors. 

  • A Technician Installing Window at a Residential in Buffalo, NY

    FULL FRAME VS INSERT WINDOW INSTALLATION

    Your guide to understanding the difference between insert and full frame window replacement solutions.

    Click the link below to read more about insert vs. full frame window replacement: benefits, limitations & costs comparison.

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    PATIO DOOR REPLACEMENT

    If you’re in need of patio door replacement, we have got you covered. Our team can help you find the perfect replacement patio door to suit your home and your style. We offer a variety of patio door options, including sliding doors, French doors, and more.

REVIEWS FROM BIG L CUSTOMERS

At Big L Windows & Doors, we’re grateful for the customers who have put their trust in us and let us transform their homes with new windows and doors. Here are just a few of the customers who have taken the time to let us know how happy they are with Big L’s work.

4 EASY STEPS TO NEW WINDOWS & DOORS

With Big L, we want you to feel comfortable and confident about the process of your window or door project.

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    FREE CONSULTATION

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    PROJECT QUOTE

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    INSTALLATION

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    ENJOY THE RESULTS

The Big L Windows staff discussing about windows with couple.
Big L consultation tab in Cheektowaga, NY
Big L consultation in Cheektowaga, NY

REQUEST A CONSULTATION

Request a consultation today to learn more about our window and door installation services and to get started on your project. With our commitment to quality, reliability, and customer satisfaction, you can feel confident in your investment with Big L Windows and Doors.