Andersen 400 Series Wood Specialty Shape Windows


400 Series Specialty Shape Windows

Complete your design with specialty shape windows. Andersen 400-Series specialty windows are available in a wide array of shapes and sizes with options for customization.

  • Made in USA
  • Energy Star certified to help you save energy
  • 45 years of Remodeling Excellence

Looking for a stationary (non-ventilating) window to complete your design? Choose Andersen's best-selling specialty windows.

400-Series windows are made of wood protected by vinyl for long-lasting beauty and performance. Specialty shape windows are designed to be used alone or in combination with other windows. 

  • Wood interior window frame with low-maintenance vinyl exterior
  • Inside trim is made of unfinished pine
  • Wood core members provide excellent structural stability and energy efficiency
  • Choose from 20 shapes to complete your design
  • Owner-2-Owner Limited Warranty

Windows Made in the USA


  • Colors
  • Grilles
  • Glass
  • Shapes
  • Trim

Interior Color

  • White
  • Black
  • Dark Bronze
  • Pine

Exterior Color

  • White
  • Canvas
  • Sandtone
  • Terratone
  • Forest Green
  • Dark Bronze
  • Black
  • *Black and Dark Bronze interiors are available only with Black and Dark Bronze exteriors respectively.


Grille Types

  • Full Divided Light

    Give your window an authentic look with grilles that are permanently applied to the interior and exterior of your window with an aluminum spacer between the glass.

  • Simulated Divided Light

    Simulated divided light offers permanent grilles on the exterior and a choice of permanent or removable wood interior grilles, with no spacer between the glass.

  • Removable Interior Grille

    Removable interior wood grilles are secured via a fastener or grille clip and can be removed enabling you to easily clean the glass surface.

  • Finelight Grilles Between-the-Glass

    Finelight™ grilles are suspended between the panes of glass, allowing you to easily clean both the inside and outside of your windows and doors.

Grille Patterns

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    Custom Patterns


  • Low-E / Low-E4® Glass

    Most people can enjoy optimal energy performance and comfort with Low-E / Low-E4® glass. Low-E glass reflects heat in the summer and helps keep heat inside in the winter, making this a good choice in climates where both heating and cooling costs are a concern.

  • SmartSun™ Glass

    SmartSun™  glass gives you the benefits of Low-E glass, plus it helps shield your home from the sun's heat and filters out 95% of harmful UV rays while letting sunlight shine through.

  • Sun Glass

    Sun glass offers outstanding thermal performance with a subtle tint that blocks out even more heat from the sun.  

  • PassiveSun® Glass

    If you live in a cold climate, PassiveSun® glass allows the sun to heat your home.

  • Dual-Pane Glass

    Clear dual-pane glass, which offers basic thermal performance, is also available on all Andersen products in situations where codes allow its use. See local code official for requirements in your area.

  • HeatLock® Glass

    HeatLock® coating can be added to most of our glass options and reflects heat that likes to escape your home.

Decorative and Specialty Glass

  • Safety Glass
    Tempered safety glass is available on all products, and comes standard on all patio doors.

    Sound-Reducing Glass
    This glass helps reduce the volume of outside noise.  Available with Low-E, SmartSun and HeatLock coatings.

    Art Glass
    Andersen® art glass is available in a wide variety of patterns adding uncommon elegance to any home style.

    Patterned Glass
    Let in light while obscuring vision and adding a unique decorative touch to your home. 

    Andersen patterned glass options: Cascade, Fern, Obscure, Reed

Art Glass

  • Classic Series

    The four styles included in our Classic Series panels represent major architectural design themes from the late 1800's through the 1930's. Their symmetric patterns are available in distinctive color schemes as well as colorless glass, and their caming may be finished with a gold tone, silver tone or antique patina.

  • Artisan Series

    Two designs influenced by 20th century American and European architectural schools feature striking visual patterns that evoke an extraordinary blend of art and nature.
  • Historic Series



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    Half Circle
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    Quarter Circle
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    Equal Leg Arch
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    Springline™ Flanker
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    Right Triangle
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    Isosceles Triangle
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    Peak Pentagon
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    Angled Pentagon

Interior Trim

  • Interior Arch Casing

    Available in Colonial (2 ¼”, 2 ½” or 3 ½”) or Ranch (2 ¼” or 2 ½”) styles. Arch casings come with transition blocks or plinth blocks, depending on the product. For easy integration and consistency, casing dimensions are consistent with Wood Moulding and Millwork Producers Association specifications. Available in pine, oak and maple. 

  • Plinth Blocks

    For enhancing casing transitions. Decorated with a radial sunburst, or use the reverse side flush face.

    Use 2 7/8" plinth block with 2 ¼” and 2 ½” casing. Use 3 7/8" plinth block with 3 ½” casing.

  • Key Block

    Excellent for creating unique trim designs or accents at arch casing transitions. A key block is an option for circle and oval windows.

  • Transition Blocks

    Two transition blocks come with the interior arch casing extension jambs, providing a beautiful accent for circle and oval windows.

  • Exterior Trim

    Exterior trim adds a finishing touch to your windows or doors and is often essential in achieving authentic architectural style. You can match the color of your windows or doors, or complement them with a different color.

Trim Colors

  • White
  • Canvas
  • Sandtone
  • Terratone
  • Forest Green
  • Dark Bronze
  • Black
  • Cocoa Bean
  • Red Rock
  • Prairie Grass
  • Dove Gray

Trim Styles

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    2" Brick Mould
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    3.5" Flat
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    4.5" Flat

Head Trim Profiles

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    Decorative Drip Cap
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    2" Cornice
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    3 5/8" Cornice

The new Anderson arched window was ordered to replace the old style half wagon wheel window in our two-story foyer. The new one-piece window has so enhanced that space we get so many compliments on how beautifully bright and updated the foyer looks. I couldn't be happier.

— gjlokey, Review from

Product Specs

Brand Andersen
Series 400-Series
Exterior Color White, Canvas, Sandtone, Terratone, Forest Green, Dark Bronze, Black
Interior Color Pine, White, Dark Bronze, Black
Composition Wood, Fibrex, Fiberglass, Vinyl
Uniform Sight Lines Yes
Extension Jambs Pine extension jambs are available for most products in 1/16" increments between 4 9/16" and 7 1/8".
Translucent Film Yes
Construction Type Build, Remodel, Replace
Custom Sizes Yes. Available in custom sizes to fit most projects, including replacement.
Sizing Yes. Available in custom sizes to fit most projects, including replacement.
Minimum Width Dependent on shape
Maximum Width Dependent on shape
Minimum Height Dependent on shape
Maximum Height Dependent on shape
Jamb Depth 2 7/8"
Energy Star Certification Yes
NFRC Ratings Yes
WDMA Hallmark Certification Yes
AAMA Certification Yes
Glass Warranty 20 Years
Glass-Breakage Warranty No
Non-Glass Warranty 10 Years
Labor Warranty No
Stormwatch Protection Available Yes

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