interior view of kitchen with brown andersen casement windows

Casement windows

Casement windows are hinged on the side and crank open outward to the left or right allowing for full top to bottom ventilation. Common above kitchen sinks, casement windows give you the flexibility to group them in stunning combinations.

Have questions about casement windows? Talk to an expert.

A-Series Casement Windows



  • 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
400 Series Casement Windows


400 Series

  • 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
100 Series Casement Windows


100 Series

  • Made of Andersen-exclusive composite material (Fibrex®), which is twice as strong as vinyl
  • Virtually maintenance-free
  • Available as single units or in twin and triple combinations
  • Available as replacement insert window

More options

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Replacement parts

Visit our online parts store to find many of the most-common replacement parts for your Andersen window.

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Resources and more

View installation guides, sizing charts and more.