MI Windows

MI Windows at Builders Surplus

Your windows play a large part in the look and comfort of your home. When it’s time for new windows, make sure you get the best product for the best price. That’s what you get at Builders Surplus.

Providing the Best in Window Quality, Service and Installation. We're a Proud Dealer of MI Windows.

When you need windows, you want to get the best product, but at a price that works for you. Builders Surplus has made it our mission to provide high quality materials at the best prices. Save Thousands on your Windows by Contacting us today!

Energy Star Options

Every Window or Door From MI Windows Is Available In Energy Star Rated Options!

Fastest Lead Time

If ordered on Monday before 12, they are delivered in 9-10 days.  Exceptions apply, but this is the norm.

Over 70 Years Old

MI has been in business since 1947.  They are the largest privately owned extruded vinyl window company in America.

Made in America

With the exception of 2 series, their windows are all FTC certified as “Made in America”. Our clients LOVE this fact!

Window Options

MI 3500 Single-Hung Vinyl Window 30x50 TWIN

In Stock Replacement

We offer replacement windows in stock every single day! If you’re replacing your windows, you can bring in your measurements and shop for your windows on your own, or you can schedule your FREE windows estimate and our professional technician will help you get measurements and pricing together.

Casement Window at Builders Surplus

New Construction

If you’re building a home or have something specific that you’re looking for that we don’t carry in stock, we can special order any window that you need! Schedule your FREE Windows Estimate and our Windows Technician will help you every step of the way, and help you get the best window option for the best price!

Awning New Construction Window