Welcome to International Window

Your quality of life depends, in many ways, on the quality of things around you. Since 1957, International Window Corporation (IWC) has manufactured outstanding vinyl and aluminum windows and doors known for their comfort, convenience and beauty. Now that’s quality we all can appreciate. But quality is never a static characteristic, so we are always seeking continuous improvement through innovation and expanded product lines.

International Window strives to meet the high standards that you deserve…not only in our many diversified products, but also in our customer service, our timely response and our exemplary safety procedures. You can have confidence in our experience and our expertise. And you can be certain that, as a customer, you will always be our number one priority.

Contact Us

1551 E. Orangethorpe
Fullerton, CA 92831
800-477-4032 - Toll Free
562-928-6411 - Office
562-928-3492 - Fax
info@intlwindow.com