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GET A FREE
IN HOME ESTIMATE

Patio or french doors
Based on total Windows measure up to 800 U.I. and one (1) 6 feet Patio Door with delivery and standard retro fit installation. Low-E3 glass plus argon gas included. Certain restrictions apply. Offer valid on select products only. LIMITED TIME OFFER!
Based on total Windows measure up to 600 U.I. and two (2) 6 feet Patio Door with delivery and standard retro fit installation. Low-E3 glass plus argon gas included. Certain restrictions apply. Offer valid on select products only. LIMITED TIME OFFER!
Based on total Windows measure up to 800 U.I. with delivery and standard retro fit installation. Low-E3 glass plus argon gas included. Certain restrictions apply. Offer valid on select products only. LIMITED TIME OFFER!
As an extension of the Milgard® family, California Window Masters Windows & Doors will give you the best service and attention to detail. Call the certified window and door replacement company and start saving energy, lower your heating bill, and improve the appearance of your home with us.
We are proud to be Simonton and Ply Gem Windows and Doors premier certified replacement specialist. We take great care with each installation we do, and our experienced staff will ensure that it is done professionally, on time and to your satisfaction.
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Triple
Pane

Triple pane windows offer additional comfort in your home by providing the ultimate sound protection. Not only do these windows aid in sound-proofing efforts but they also assist in additional energy savings by providing a barrier that reduces heat loss or gain during warm and cold climates.

Why Choose
California Windows Masters

Our window replacement experts focus on customer service based on integrity, trust and loyalty, offering you the best brands, products and services available. We select only the best and most reputable top brands to ensure your new vinyl windows and doors are a perfect fit:

Best Price

Best Quality

Best Brands

Get a free
in home estimate

Call us or go online and schedule a free in-home estimate to learn more about we can craft your replacement windows and doors.

Patio or french doors

Explore
Our Windows

If you are a resident located in Northern or Southern California, just call us and our team members will show you our variety of vinyl windows, and we’re happy to answer any questions you might have regarding which top brands will work best for your residential or multifamily unit.

SINGLE HUNG

WINDOWS

HORIZONTAL SLIDER

WINDOWS

CASEMENT WINDOWS

WINDOWS

VIEW FULL OFFER

Explore
Our Doors

From French doors to sliding patio doors, our selection of new vinyl doors can give your home a new look and style. Our experts will help you choose one of our top brands during your consultation to outfit your home with new vinyl doors.

SLIDING PATIO

DOORS

FRENCH SLIDING

DOORS

FRENCH PATIO

DOORS

VIEW FULL OFFER

Blog

Castro Valley For over 25 years, California Window Masters has provided Castro Valley, CA with support for professional replacement windows and doors. Throughout this time we have hand-crafted an installation process that is guaranteed to meet quality standards by not only our brand but also the top window and door manufacturers that we represent. From product education to installation our team is engaged in the process providing the support that you deserve.
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Fremont For over 25 years, California Window Masters has provided Fremont, CA with support for professional replacement windows and doors. Throughout this time we have hand-crafted an installation process that is guaranteed to meet quality standards by not only our brand but also the top window and door manufacturers that we represent. From product education to installation our team is engaged in the process providing the support that you deserve.
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Recent
Projects

Check out our photo gallery featuring images of some of our best projects involving replacement windows and doors throughout Northern and Southern California. As the top window replacement company serving California, we’re proud of our craftsmanship.