Let us help you start your home improvement project

American Thermal Window is an Andersen Windows Certified Contractor in Chicago, IL

We offer full installation for condos, mid/high rise, single family homes and more.

American Thermal Window

[email protected]

(773) 774-3131

A helping hand is just a call away

Choosing the right contractor is one of the most important decisions you’ll make when starting your home improvement project. Bring your vision to life with a trusted pro and start your project right.

We are your Chicago experts for window and door installation! Family owned/operated since 1981 and founded by retired police. We specialize in single family homes, mid/high rise, commercial, multi-unit and historical buildings.

Added peace of mind

When you’re ready to replace your windows, we’re here to help. As an Andersen Certified Contractor, we’re backed by the #1 trusted and recommended window and door brand*, are expertly trained, offer quality Andersen products and are dedicated to making your dream home a reality.

Andersen Certified Contractors receive training on installation best practices and Andersen product options so they can help you select the right window or door for your home

*2022 Andersen brand surveys of U.S. contractors, builders, architects & homeowners.

Vetted, trained and backed by the industry leader

Extensive window and door replacement knowledge

Access to the full Andersen portfolio of products

Offer a 2-year installation warranty + standard Andersen Owner-to-Owner® limited warranty

Why Andersen

Customers have looked to Andersen as an industry leader to provide windows and doors that are different and better for over 120 years. Continually setting higher standards, Andersen continues to inspire with products for the way you live, performance for the comfort and security you desire, and design options to achieve your style.

With a commitment to providing windows and doors that perform year after year, it’s no wonder Andersen products rate #1 in quality*.

*2022 Andersen brand surveys of U.S. contractors, builders, architects & homeowners.

Find the right product for your home

Andersen offers a variety of products to fit any home style and performance need.

In fact, realtors and homeowners agree that Andersen® products increase the value of a home by at least 15%*

100 SERIES

Uniquely Andersen, incredibly strong

Made of innovative Fibrex® composite material that’s 2X stronger than vinyl and environmentally responsible, Andersen® 100 Series windows and patio doors offer superior strength and durability.

400 SERIES

The Windows Contractor Trust the Most

Andersen 400 Series products offer the superior design, reliability and durability to satisfy just about any window or door need. It’s why they’re the clad wood window more contractors recommend and would choose for their own home.

A-SERIES

Architectural Authenticity, Unparalleled Performance

A-Series windows and doors are the best-performing, most energy-efficient windows and doors Andersen has ever

E-SERIES

Most Customizable

E-Series windows & patio doors are made to your exact specifications for unmatched flexibility and design freedom

Take a tour in some of our memorable projects

Where You Can Find Us