100 Series casement window

100 Series Casement window interior

100 Series

Low-maintenance and energy-efficient.

100 Series casement windows are not only low-maintenance and energy-efficient, they’re also available in dark colors both inside and out. Made with revolutionary Fibrex® composite material, this budget-friendly window is the smart alternative to vinyl.

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

Made with revolutionary Fibrex® composite material, which is twice as strong as vinyl.

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Colors

5 exterior and 4 interior deep, rich colors that won’t fade, flake, blister or peel1 and are virtually maintenance-free.

Sizes

Sizes can be up to 3-feet wide and 6-feet high with custom sizes available in 1/8" increments so you can fill almost any space with fresh air and natural light. Check out The Essentials under the Tech Specs tab for sizing document links.

Accessories

2 hardware styles with up to 6 finish options and standard and custom grille patterns let you personalize the final look to match the character of your home. Andersen offers a variety of options and accessories.

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Technical guides for professionals

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

Sizing guides (Opens in a new tab)Performance guides (Opens in a new tab)

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Andersen parts & accessories are always available

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The essentials

Area and opening specifications

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Additional resources

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Explore other casement windows

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400 Series

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400 Series Casement window wood interior product shot
  • Low-maintenance vinyl exterior provides long-lasting protection against water damage
  • Unfinished natural pine or prefinished White, Dark Bronze or Black interiors
  • Our best-selling casement window
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Casement

E-Series

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E-Series Casement window wood interior product shot
  • Virtually maintenance-free aluminum exterior to resist water and stand up to the elements
  • Made to order in virtually any shape or size, in nearly any color, interior wood species or finish
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French casement

E-Series

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E-Series French Casement window wood interior product shot
  • Hinged on the sides with no center meeting stile, allowing for unobstructed views
  • Stained or painted wood interior with aluminum
  • Exterior to resist water and stand up to the elements
white color swatch option for andersen windows
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Casement

A-Series

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A-Series Casement window wood interior product shot
  • Weather-resistant design makes this our best-performing casement
  • Wide array of style options including factory-finished wood interiors for architectural authenticity
  • Triple-pane glass options provide exceptional energy efficiency
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ANDERSEN ALUMINUM

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  • Unique hinges allow casement sash to open to 95° for maximum ventilation
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  • Multi-point lock on the perimeter of the frame offers enhanced security
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white color swatch option for andersen windows
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1See individual product warranties for more information.

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