400 Series casement window
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Design it
Tech specs
BEST SELLING
The crowd-pleasing casement window
The 400 Series casement window is a best-seller for a reason. It has plenty of options to fit the look and feel of your home, all while bringing in up to 6-feet of floor-to-ceiling fresh air.
Is it right for you?
Material
Wood & vinyl. A vinyl exterior protects from weather while the interior is natural wood. This way you get the look you want without the worry of added maintenance.
Colors
7 exterior colors and 4 interior colors including natural, unfinished pine give you the option of a modern or traditional look.
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
4 hardware styles with up to 9 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.
Claim to fame
400 Series are the clad wood windows more contractors trust for their own homes
Choose your profile option
Contemporary
Traditional
See this window in real homes.
using #andersenwindowsDesign it to fit your life
STYLE
A look you'll love
INSECT SCREENS
Nature without the bugs
GRILLES
Form and function
A top warranty in the industry
Every 400 Series window and door comes with one of the industry's best limited warranties. The warranty is even transferable, so it'll continue to add value if you decide to sell your home.
Technical guides for professionals
View our sizing and performance documents to get your project started.
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.
Andersen parts & accessories are always available
The essentials
Area and opening specifications
Product details
Energy and performance
Warranties
We're here for you
With the largest service network in the industry, we're ready if you need us.
Call 888-888-7020 or find a service provider.
Explore other casement windows
- 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
Exterior Colors
- 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
Exterior Colors
- 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
Exterior Colors
- Unique hinges allow casement sash to open to 95° for maximum ventilation
- This is your low-maintenance, energy-efficient window solution.
- Multi-point lock on the perimeter of the frame offers enhanced security