Window Wholesale


Milgard is one of the largest and most trusted names in windows and doors. They are custom made-to-order and designed to make a statement. Northwest Glass has been a Milgard wholesale dealer since 2003.

Beautiful, natural wood interior finish with strong fiberglass exterior

Gorgeous vinyl with premium features and traditional styling

Durable, efficient new construction vinyl windows

More light, more view. A sleek, clean, contemporary vinyl window

Tough, durable, attractive fiberglass with traditional style

Premium vinyl windows with superior sound control

High performance aluminum with a sleek style


Beauty, elegance, energy efficiency, and durability only describes Amsco windows. If you are looking for energy-efficient vinyl windows or composite products, Northwest Glass can supply you with Amsco windows for your next new build or retrofit project.

Studio Series

With the Studio Series, AMSCO combines energy efficiency, sturdy design, and good looks into a budget-friendly vinyl window. With clean lines, large 3-inch frames, and energy-saving CōzE glass standard, these windows are ideal for homeowners who are looking for the perfect mix of performance and style. Choose from a number of options, styles, and colors to create the perfect fit.

Artisan Series

If you think your choice in vinyl windows is limited to boring white squares, think again. With the Artisan™ Series, AMSCO has engineered style and design into a functional vinyl window. With deep beveled edges, sturdy frames and a variety of style, it's the architectural, aesthetically pleasing details you crave, all in low-maintenance vinyl.

Renaissance Series

The dawn of a new era in windows has arrived, and it's guaranteed to change the way you think about windows in your home. With the new Renaissance Series and Renaissance Masters Series composite windows from AMSCO, you can now have the elegant beauty of wood without the upkeep.

Custom Shower Door Glass

Whether your project needs tempered glass for a framed shower or frame-less shower, Northwest Glass can supply your needs. Our high quality custom tempered comes in various patterns, colors, and thickness.


Thick Clear Glass
- Clear Glass ranges in thickness from 3/16" to ½."
- Bronze Glass 3/16" and ¼"
- Gray Glass 3/16" and ¼"
- Graylite II Glass ¼"


- Glue Chip Glass 3/16"
- Matlux Glass ¼" and ⅜"
- P516 Pattern Glass 3/16"
- Rain Glass 3/16"