Win-Dor Systems


About Win-Dor Systems

Win-Dor is an American manufacturer and supplier of high quality vinyl replacement windows and doors. For over a quarter century we have served local Southern California homeowners along with contractors, dealers and home builders throughout North America. Our product offerings range from We standard sized windows and doors to custom made products measured and built to exact specifications. We strive to produce the highest quality products available at affordable prices - built to last with an emphasis on reduced-maintenance, maximized energy efficiency and optimum sound reduction.

Call (909) 949-9902 Today to Schedule Your Free Estimate!

& Don't Forget to Ask About Our Financing Options

Folding & Sliding Windows

Win-Dor windows provide contemporary style folding windows, while maximizing airflow and view. All Win-Door products are built right here in Southern California so they can offer quick lead times and reliable service. Whether you are looking for top-of-the-line energy performance or some of the highest security ratings possible Win-Dor has you covered.

Folding & Sliding Doors

Win-Dor makes some of the most innovative, durable and low maintenance door products. Win-Dor folding doors, multi-slide doors, stacking doors, and sliding door systems are considered among the highest quality doors in America. Performance is second to none, with a unique blend of strong rigid aluminum framing and vinyl capping. Win-Dor can offers larger sizes and higher performance that is not available from other manufacturers.

12-Month Same-As-Cash Loan

*Credit and loans provided by EnerBank USA, Member FDIC, (650 S. Main St., Suite 1000, Salt Lake City, UT 84101) on approved credit, for a limited time. 17.99% fixed APR, effective as of August 2022, subject to change. Minimum loan amounts apply. Interest starts accruing when funds are disbursed. Interest is waived if repaid in 365 days. Repayment terms vary from 24 to 132 months. Actual loan term may be shorter if less than the full approved amount of credit is used. First monthly loan payment due 365 days after funds are disbursed.

Window & Door Systems

Folding Doors

Multi Slide Doors

Learn more about Win-Dor Quality Windows & Doors by contacting us today, 615 North Benson Avenue, Unit 1, Upland, CA 91786 or call us at (909) 949-9902.

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