Since 1997, XL Building Products has been the premier window wholesale distributor in the St. Louis and Bi-State area. We provide comprehensive window solutions, including configurations for new construction, replacement, custom and historic window applications.
We understand that selecting windows can be challenging. You can rest assured knowing that our associates will work with you in the selection process and give you the “Good-Better-Best” recommendations that you need to determine the best-valued window selection for your home or project, style preferences and budget. Explore and learn about the window products we have to offer – by type, frame, space, styles and glass.
Whether you need tempered glass windows for your second-story bedroom or an egress window in your basement, our specialists at XL Building Products are educated and well-trained in meeting residential building codes and requirements.
We provide a variety of window styles and operating types, including double-hung, transoms and casement windows. If you are interested in learning more about different window styles, contact us at 314-429-2919 to speak to one of our associates.
At XL, we offer several window glass and glazing options to suit a variety of unique needs, including Double Glaze, Laminated, Tempered and Glass Block. Our options allow builders or homeowners to choose the most energy-efficient, protective and visually appealing window glass options while keeping within their budget.