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XL Building Products

About us

***St. Louis Window & Door Specialist** Since 1997, XL Building Products has proven itself as the premier window and door wholesale distributor in the St. Louis and Bi-State area. Whether your building project is for residential, light commercial, remodeling and retrofitting or historical rehabbing, we are the window and door distributor that area builders and rehabbers choose as partners. Contact Us today to get complete product information and a value-based bid for your next project!

Business highlights

28 years of experience

Services we offer

Entry transoms, Fiberglass, Full Window Installation- Fully Licensed and Insured Historically compliance and lead safe certified under HUD and Department of Health Doors- Interior and Exterior Solid Core, Historic Wood and Custom Woodworking Shop, Hollow Core, Jamb kits, Steel, Windows- New construction windows, aluminum windows, egress windows, historic windows, multi-color windows, replacement windows, wood clad windows, wood windows

Amenities

Free Estimates

Yes

Accepted Payment Methods

  • CreditCard
Reviews
5.05 Reviews
Number of StarsImage of DistributionNumber of Ratings
5
100%
4
0%
3
0%
2
0%
1
0%
Showing 1-5 of 5 reviews
Liborio C.
May 2025
5.0
Yes, I recommend this pro
$6,000
If you need windows or door, call XL Building Products at 429-2919- True wholesale pricing from the factory. [*** Link removed ***] I got 2 New Windows put in the Kitchen. After I realized how amazing my Friend Matt Salviccio & his business is. They came out to measure. They order the Windows. Shirley & Tom Jinks helped me pick out the outside Casing & overall Customer service was amazing 👏🏼. I decided to get 11 more Windows that needed an upgrade. I thought long & hard about it. I knew I wanted to upgrade them in the next few years. Once I saw how fast & efficient the window guys put in the 2 Kitchen Windows & how Amazing Matt & his team are from top to bottom. They gave me the Wow Customer Service!!! I highly recommend them. I know alot of people want good quality hard working, trustworthy people to work on there building. So if you are in need of windows or doors. Call them 314-429-2919 Here is just a list of some reasons why I chose to get a total of 13 New Windows 🪟 1. Natural Light allow sunlight to enter, reducing the need for artificial lighting and brightening interior spaces. 2. Ventilation provides a means of fresh air circulation, improving indoor air quality, and maintaining a comfortable and healthy environment. 3. Windows offer occupants a connection to the outdoors, providing a sense of space and perspective. 4. Windows contribute to the architectural style of a building and can be designed to enhance its visual appeal. 5. More Energy Efficiency: High-performance windows can help reduce heat transfer, minimize heat loss, and improve the building's overall energy performance. Temperature Regulation: Depending on their construction and features, windows can help regulate building temperature by allowing or resisting heat flow, and can be used for passive heating and cooling. 6. This one is my favorite reason why Security and Safety: Windows should be designed to provide security and safety for occupants, such as using reinforced glass or security locks.

Nathan P.
May 2021
5.0
Yes, I recommend this pro
The entire experience of working with XL Products for my replacement windows - from start to finish - was excellent. Getting the initial proposal was easy. The estimator showed up when he said he would. The cost was very competitive. The measuring and ordering process was seamless. The shipment arrived on time. The installation was initiated and completed as promised and was performed with great craftmanship and cleaned up.

Harrison B.
Apr 2021
5.0
Yes, I recommend this pro
$2,200
Every job has been perfect. Excellent windows and perfect installation.

Chuck V.
Mar 2017
5.0
Yes, I recommend this pro
$5,000
Absolutely better than Perfect
Response from XL Building Products
"Thank you for the review.. We are very happy you took the time to review us! Enjoy the windows [Member Name Removed]! Matt"

Danielle T.
Aug 2016
5.0
Yes, I recommend this pro
$6,000
Matt and his team were very helpful with all of my questions. They got back to me in a timely fashion! I will be using them in the future!

Licensing

State Contractor License Requirements

All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our Find Licensing Requirements page.

*Contact business to see additional licenses.

FAQ

XL Building Products is currently rated 5.0 overall out of 5.

XL Building Products accepts the following forms of payment: CreditCard

Yes, XL Building Products offers free project estimates.

No, XL Building Products does not offer eco-friendly accreditations.

No, XL Building Products does not offer a senior discount.

No, XL Building Products does not offer emergency services.

No, XL Building Products does not offer warranties.