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Luxury Modern Kitchen

About Caliber Windows

Caliber Windows Inc. is a family-owned company based out of Denver, Colorado that has been providing exceptional home improvement services since 2000. We specialize in the sale and installation of windows, sliding patio doors, entry doors, and interior/exterior casing work. Our experienced professionals ensure that every installation is done with precision and care to meet our customer's needs. Contact us today to schedule a free consultation.

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Competitive Pricing and E-Z Financing

At Caliber Windows Inc., we understand that every home and business has unique needs. That's why we offer quality products at all price points and financing options to ensure that we can meet our customer's needs no matter what they are.

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Free At Home Consultations

Our professionals will come to your home or work space to provide a free consultation and estimate for your window/door installation project. We will work with you to find the best solution to fit your needs and budget.

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Expert Installation Services

Our experienced professionals ensure that every installation is done with precision and care. We stand by our work and offer a lifetime warranty on all of our installation services in addition to the manufacturer's warranty that comes with your windows and/or doors purchase.

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Locally Owned and

Caliber Windows Inc. is a licensed and insured window installation company. You can trust us to provide high-quality workmanship and customer service. Our experienced professionals ensure that every installation is done with precision and care. 


Satisfied Customers

“Caliber Windows Inc. replaced our original aluminum windows with new vinyl windows and our old door with a new composite door. The beautiful job they did has given our home a facelift and our energy bill a hair cut!

Minerva A.

“In today's environment, it's so nice and rare to have someone come through on all of their promises, do the job perfectly and leave a home perhaps better than they found it. Thank you again for the great job on our patio doors.”

Paul L.

“Caliber Windows Inc. went above and beyond to ensure that my window installation project was completed on time and to my satisfaction. I highly recommend their services.”

Kenny S.

Get a free quote from Caliber Windows now!

Fill out the form or call us to schedule a free consultation and estimate for your window and door installation project. We service Denver, CO and the surrounding metro areas.

P.O. Box 703, Commerce City, CO 80037


Thank You For Contacting Caliber Windows Inc.

Some of the Brands We Supply
Don't see your brand of interest? Work with a representative to get your brand of choice!

Pell Windows Logo
Therma Tru Doors Logo
Milgard Windows Logo
Simonton Windows Logo
Anlin Windows Logo
Andersen  Windows Logo
Alside Windows Logo
Marvin Windows Logo
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