Andersen

400 Series Casement Windows

Casement windows with bulb weatherstripping and seamless frame cover offer long-lasting protection and premium efficiency.

Group 23

Made in USA

Combined Shape

Energy Star certified to help you save energy

party

45 years of Remodeling Excellence

Choose Andersen’s best-selling casement window for a classic blend of engineering and craftsmanship. A wide array of options and accessories allow you to customize the window to your design needs.

Casement windows are a great option for ventilation and light. The single sash opens outward for top-to-bottom ventilation and creates unobstructed views when closed. 

Interior Color

White

Black

Dark Bronze

Capture

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.

Hardware Finishes

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Hardware Styles

casement options traditional

Traditional Folding Lock & Keeper

Antique Brass, Black, Bright Brass, Distressed Bronze, Distressed Nickel, Gold Dust, Oil Rubbed Bronze, Satin Nickel, Stone, White *Distressed Bronze finish pictured

casement options contemporary

Contemporary Folding Lock & Keeper

Black, Bright Brass, Gold Dust, Oil Rubbed Bronze, Satin Nickel, Stone, White *Satin Nickel finish pictured

Additional Hardware Options

classic compact

Compact Operator Handle

Specially designed for use in situations where blinds or other window treatments interfere with standard operator handle. Available in stone & white finishes. *White finish pictured

clasic easy grip

Easy-Grip Handle

Larger knob makes it easier to grip and operate. Available in stone & white finishes. *Stone finish pictured

classic metal t handle

Metal T-Handle

Our smallest operator handle, the metal T-handle may make it more difficult for young children (5 and under) to open the window.

classic spline cover

Operator Spline Cover

An operator spline cover is an attractive cap that covers the roto operator stud when the handle has been removed to control access or operation of the window. The operator spline cover should not be used on any window designated or intended for emergency escape or rescue. Please consult your local building code official for local egress code requirements.

7a opening control casement

Window Opening Control Device

A Window Opening Control Device Kit is available, which limits sash travel to less than 4" when the window is first opened. Available in Stone or White.

Grille Types

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Full Divided Light

Grilles applied to the interior and exterior of the window with aluminum spacers between the glass create an authentic look.

Spacer Option for Greater Energy Efficiency

The Energy Spacer option is available to help A-Series products with full divided lights and SmartSun™ glass be ENERGY STAR® certified in the Northern climate zone. Its narrow design creates a 3mm gap around the spacer, helping to lower U-Factor values.

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Simulated Divided Light

Style your window with permanent exterior grilles and choose between permanent or removable interior grilles.

removable interior grille

Removable Interior Grille

For easy cleaning choose removable interior grilles. Secured via a fastener or grille clip, these can be removed easily.

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Finelight Grilles Between-the-Glass

Grilles sit between the panes of glass for easy cleaning.

Grille Patterns

prairie grid

Prairie

double hung prairie top sash only 2

Prairie (Top Sash Only)

double hung diamond 2

Diamond

double hung diamond top sash only 2 1

Diamond (Top Sash Only)

colonial grid

Colonial

double hung colonial top sash only 2

Colonial (Top Sash Only)

double hung specified equal light 2

Specified Equal Light

double hung custom examples 2

Custom Patterns

double hung specified equal light 2 1

Specified Equal Light

Specify number of same-size rectangles across or down.

double hung custom examples 2

Custom Patterns

Andersen gives you complete flexibility to design your own custom grille style. You sketch it, our craftsmen will create it.

Glass

smartsun

SmartSun™ Glass

SmartSun™  glass gives you the benefits of Low-E glass, plus it helps shield your home from the sun’s heat by filtering out harmful UV rays.

Ideal for: All Climates

SmartSun™ with HeatLock Coating is also available on 100 Series windows. This prevents more heat from escaping your home but slightly reduces the visible light transmitted through the glass. 

low e

Low-E Glass

Low-E Glass reflects heat in the summer and helps to retain interior heat in the winter. 

Ideal for: All Climates

Low-E with HeatLock Coating is also available on 100 Series windows. This improves the U-Factor performance of the window but slightly reduces how much light comes through the glass. 

passivesun

Sun Glass

Sun glass has excellent thermal performance. This glass has a subtle tint that blocks out more heat from the sun.

Ideal for: Southern Climates

dual pane 4x 2

Clear Dual-Pane Glass

Clear dual-pane glass, which offers basic thermal performance, is in situations where codes allow its use. In North Texas, clear-dual pane glass does not meet energy code.

See local code official for requirements in your area.

heatlock

HeatLock® Technology

HeatLock® coating reflects heat that likes to escape your home through window glass. It can be added to most of Andersen’s glass options.

Decorative and Specialty Glass

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

Laminated Glass
Laminated glass is also available, for added strength, enhanced security and sound control.

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

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

patterns wide

Art Glass

classic grid

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 grid

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 grid

Historic Series

Screen Options

400 casement screen

Conventional Insect Screen

Conventional insect screens have charcoal powder-coated aluminum screen mesh. Available with frames in White or Stone.

truscene grid new

TruScene® Insect Screen

Exclusive Andersen TruScene® insect screens provide over 50% more clarity than our conventional insect screens for a beautiful unobstructed view. They allow more fresh air and sunlight in, while doing a better job of keeping out small insects. For casement and awning windows, frames are available in White, Stone or Gold Dust as well as all interior painted options, six wood veneers and six stain colors to match the interior finish.

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

2 inch brickmould grid

2" Brick Mould

3 1 2 inch flat grid

3.5" Flat

4 1 2 inch flat grid

4.5" Flat

Head Trim Profiles

decorative drip cap

Decorative Drip Cap

2 cornice

2" Cornice

3 5 8 cornice

3 5/8" Cornice

As soon as we finished the installation of our Andersen 400 Series we noticed an instant difference in the cooling of our home. Also the outside noise was significantly reduced. My wife and I truly enjoy our new windows.

— MRD57, Review from AndersenWindows.com

Product Specs

BrandAndersen
Series400-Series
Interior ColorPine, White, Dark Bronze, Black
Exterior ColorWhite, Canvas, Sandtone, Terratone, Forest Green, Dark Bronze, Black
CompositionWood, Vinyl
Uniform Sight LinesYes
Extension JambsStandard jamb depth is 2 7/8″. Extensions jambs are available in unfinished pine or prefinished white. Some sizes may be veneered.
Translucent FilmYes
Construction TypeBuild, Remodel, Replace
Security SensorsYes. Verilock sensors are available in five colors. Wireless open/closed sensors are available in four colors.
Custom SizesYes. Available in custom sizes to fit most projects, including replacement.
SizingMeasured in 1/8″ increments
Minimum Width17″
Maximum Width84 5/8″
Minimum Height24 1/8″
Maximum Height71 7/8″
Jamb Depth4 9/16″
Sash ConstructionFlexible bulb weatherstripping or vinyl closed-cell foam weatherstripping is factory installed on the perimeter of the sash.
Power Operator AvailableNo
Energy Star CertificationYes
NFRC RatingsYes
WDMA Hallmark CertificationYes
AAMA CertificationYes
Glass Warranty20 Years
Glass-Breakage WarrantyNo
Non-Glass Warranty10 Years
Labor WarrantyNo
Window Opening Control DeviceYes
Stormwatch Protection AvailableYes. Available for new construction windows only.

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June 30, 2025

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