FAQ’s

Here are the questions most frequently asked. Click on a question below to see the answer.







Frequently there are local Government rebates available for utilizing Energy Star products in the home.  Check with your local city or energy provider for these types of rebates.

No, with IWC vinyl products you have the option of several standard colors available.

Yes, with the IWC Keltic door system, size doesn’t matter.  With Multi-slide and Pocket Door styles available, you can virtually combine the outside and inside of your home with the door configuration of your choice.

No, with IWC Replacement windows and doors, your installer can leave the existing window frame in place with little or no damage to the stucco.

While Vinyl typically offers better energy efficiency, IWC now has the Ambassador family of Thermally Broken Aluminum products that offers energy calculations that are close to vinyl.

Contact Us

2455 Wardlow Road
Corona, CA 92880
800-477-4032 - Toll Free
562-928-6411 - Office
562-928-3492 - Fax
info@intlwindow.com

Stockton location
1320 Performance Drive
Stockton, CA 95206
800-624-0990 - Toll Free
510-471-9387 - Fax