400 Series specialty window

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Tech specs

400 SERIES

Available in a variety of shapes and sizes.

400 Series specialty windows are stationary and designed to be used alone to maximize a view or combined with venting windows to create large combinations.

*2024 Andersen brand surveys of U.S. builders, homeowners & realtors

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Is it right for you?

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Contemporary

Embrace clean and geometric lines with the contemporary interior profile.

Traditional

Design for classic character with the traditional interior profile.

Design it to fit your life

interior image of a specialty window project by andersen

PROJECT SHOWCASE

Get inspired

This modern, ENERGY STAR® certified smart home is located on Lake Minnetonka overlooking Crystal Bay in Minnesota. One of the many project showcases you can explore.

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andersen round wood window with flower shape inside

GRILLES

Form and function

Different grille patterns can change the look of your windows and give your home a distinct style.

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interior image of treehouse with andersen specialty window

PROJECT VIDEO

The Treehouse

Learn how Jim’s dream of building a treehouse in the woods came to be. And how a customized Andersen® E-Series window provided the perfect finishing touch.

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Technical guides for professionals

View our sizing and performance documents to get your project started.

Sizing guides Performance guides

See this window in real homes.

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400 Series Product Guide For Professionals

Created for trade professionals, product guides provide high-level overviews of the features and options available with each Andersen® product series. Additionally, they include detailed information on the construction of each type of 400 Series window and door, along with sizing charts and section details. Product performance data is also included.

Download View product guide