The Window Source

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Expertly Serving The

St. Louis Area

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The Window and Siding Source of St. Louis is a locally owned and operated business, serving the St. Louis Metro Area, including St. Charles County. With 15 years in the business and over 30 years of combined experience, we are the window replacement and siding installation and repair contractors that customers have come to trust.

We work hard to earn your return business by offering exceptional service, and we look forward to building long-term relationships with each of our clients. That’s why we offer 5-year, interest-free financing on every job that we complete.

At The Window and Siding Source of St. Louis, we specialize in a variety of services that can be used by both home and business owners, including:

  • Window replacement
  • Craneboard
  • James Hardie siding
  • ProVia windows and doors
  • Vinyl siding

We want to make it as easy as possible for our customers to get the window replacement and siding services that they need. That’s why we offer financing with no money down, no pre-payment penalties, and 5 years no interest. We always treat your home like it is our own and work with you every step of the way to ensure you are fully satisfied with the finished product.

The Window and Siding Source of St Louis
Window Replacement

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