top of page
Milgard Windows and Doors

MILGARD C650 Ultra™ Series Windows

The Milgard C650 fiberglass window combines robust durability with exceptional energy efficiency, offering a strong, weather-resistant option that excels in maintaining indoor comfort. Its customizable design and superior insulating properties make it an ideal choice for both modern and traditional homes, ensuring long-lasting performance and aesthetic appeal.

Milgard Black Windows
  • Slim Frame Profile: Modern aesthetic with expansive glass for unobstructed views.

  • Weather-Resistant Fiberglass: No warping, swelling, or cracking, ensuring longevity and ease of maintenance.

  • Seamless Construction: Integrity of the frame and sash is maintained through a durable, unitized design that eliminates the need for fasteners.

  • Milgard SunCoat® Low-E Glass: Enhances energy efficiency, reduces UV exposure, and protects against fabric fading.

  • Secure Locking System: Offers robust protection and simple usability, enhancing home security with minimal effort.

  • Color Versatility: Available in a selection of colors to seamlessly complement your home’s exterior.

  • Milgard Warranty: Industry-leading coverage for peace of mind.

Design Options

Interior Colors

Milgard White



Milgard Black


Exterior Colors

Milgard White Color


Milgard Tan


Milgard Black





Positive Action™ Lock

Milgard's Positive Action Lock (PAL) makes it easy to close and lock a window securely in one action, eliminating any guess work. The PAL lock meets California forced entry code, one of the toughest residential forced entry codes in the nation, making these windows both beautiful and secure.

bottom of page