Brands We Offer Providing the Highest Quality Materials for Your Home Comfort

Our Brands

We Proudly Work with Industry-Leading Names

At Building Envelope Experts, we proudly work with some of the leading names in the window and door replacement industry. These premium products are manufactured to the highest levels of quality and each is matched perfectly to your specifications. Each comes in a variety of styles for a perfect match for your home, and likewise, each includes a long warranty for your peace of mind and long-term satisfaction.


ProVia's extensive and diverse selection of windows and doors gives homeowners the ability to improve their comfort with superior-quality, customizable products. By combining old-school, exceptional craftsmanship with modern technology, ProVia manufactures products that will withstand the test of time and contribute to your overall home comfort with exceptional energy efficiency.

Sunrise Windows & Doors®

Sunrise Windows & Doors offers a fully customizable selection of windows and patio doors - so that no matter your home's style or layout, your product will fit seamlessly. Sunrise products are timeless and energy-efficient, providing St. Louis homeowners with windows and doors that will last at a competitive price point. 

For premium-quality windows and doors you can count on, choose Building Envelope Experts and the great brand we work with! Contact us today for more information.

Call (314) 310-7878 or Contact Us Online to Schedule an Estimate and Learn More About How We Can Help
  • “The product they deliver is top-notch and the installation is precise. Wonderful people to work with. We’ve had them at our home twice already and plan to use them exclusively for all of our remaining window replacements.”

    Matthew F.
  • “Building Envelope Experts did an outstanding job with insulation in our attic and window replacement for our entire house. The crew was courteous and knowledgeable. They kept a clean work area and got the job done on time.”

    Steve J.
  • “Replaced 2 windows with one awning window. Looks amazing inside and out. They were in and out including cleanup in a flash. Highly recommend.”

    Daniel Z.
  • “Excellent quality. Expert installers. Competitive prices.”

    Mark H.
  • “Not only have our heating needs gone down significantly, but our house is so much quieter now. My kids woke up during every thunderstorm for years and now sleep through them all!”

    Meg C.

What Makes Us Different?

The Building Envelope Process

Our multi-step system has proven time and time again to work efficiently for maintaining round the clock comfort. We’ll provide you with a customized plan is designed to achieve your home comfort year-round.

  • Review Our Comfort Goals
    We provide you and your family with a detailed analysis of our products and services. Next, our dedicated technicians work with you 1-on-1 to determine your goals and how best to achieve them.
  • Evaluate Areas of Heat Loss
    Once we have determined your goals, we run an analysis of where the major areas of heat loss are in your home in order to optimize our strategies. We want to ensure we leave your home as comfortable as possible.
  • Identify Energy-Saving Solutions
    Next, once we have determined any areas of improvement, our team provides you with our energy-saving solutions. We will look at all systems holistically and provide you with guidance on how best to enhance your home environment.
  • Provide Good, Better & Best Options
    After reviewing your options and deciding on a course of action, our experienced, dedicated, and efficient technicians will get to work on making your home as comfortable as possible.

Start Your Home Comfort Journey

Building Envelope Experts is Here to Help

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