Doors & Door Systems

Ameristar Windows

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Exclusive Offers Just for You!

$300-$500 Off Every Window & $800-$1000 Off Every Patio Door

Discount based on size. ANY COMBINATION OF 4 OR MORE WINDOWS/DOORS. Not Valid With Other Offers or prior purchases. Valid with the Purchase of 4 or more windows. Down Payment may be required.

Expires May 31st, 2026

30% Off Your Project When Bundled With Installation

Get 30% off your project when you purchase installation services together. Discount based on size. ANY COMBINATION OF 4 OR MORE WINDOWS/DOORS. Not Valid With Other Offers or prior purchases. Valid with the Purchase of 4 or more windows. Down Payment may be required.

Expires May 31st, 2026

10% Off All Purchases for Seniors, Military, First Responders, and Teachers

Eligible for all purchases made by seniors, members of the military, first responders, and teachers.

License Number: 1013213 Payments Accepted:

About Ameristar Windows

Welcome to Ameristar Windows & Doors, your trusted local partner for energy efficient replacement windows and sliding patio doors in Temecula, CA, and throughout the Inland Empire. As a direct manufacturer, we bring high-quality, custom-crafted windows and patio doors directly to our customers—skipping the dealer markup and passing substantial savings directly to you. Why pay a dealer when you can buy direct? Our team is dedicated to providing homeowners with the highest value, blending innovative design, lasting durability, and outstanding energy efficiency in every product we offer.

At Ameristar, our technicians are not subcontractors—they're factory trained professionals committed to excellence and meticulous installation. Whether you’re seeking to upgrade your home’s curb appeal, reduce your energy bills, or replace aging windows with modern solutions, our friendly experts will guide you every step of the way. We’re proud to install all products ourselves and back our work with a comprehensive lifetime warranty, ensuring complete peace of mind for every customer.

We pride ourselves on transparency, craftsmanship, and superior service. With financing options available, we aim to make your home improvement project affordable and hassle-free. Enjoy exclusive seasonal promotions and additional savings for seniors, military, first responders, and teachers.

Drop by our Temecula or Riverside showrooms to experience the Ameristar difference firsthand, explore our wide range of cutting-edge products, and schedule your free estimate. Our responsive team is ready to help you choose the greatest value for your unique needs. Discover why so many homeowners turn to Ameristar Windows & Doors for exceptional quality, unbeatable pricing, and five-star customer satisfaction in Temecula, CA and beyond.