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Bay/Bow Replacement Windows by Andersen

Visit us for Andersen bay/bow window replacement in Madison, WI.

One of the most dramatic updates you can make to your home is a simple window update--replacing your large picture windows with bay or bow windows, or updating your old bay windows with Andersen replacement windows to make your living space feel roomier and more elegant than ever. Most large window openings can be swapped out for replacement bow windows or bay window options, and that simple change can make your home feel like a brand new space, boasting more openness and natural light.

The seatboard and headboard flanking your windows can be insulated and are available in birch or oak. Bow windows add elegant arched lines to your space, sweeping away from your window with a four, five, or six-window box in countless style combinations. Our installation experts will custom-size window openings and projections so they effortlessly fit your home's construction and style. 

Options and features for replacement bay and bow windows: 

  • Low-E4® glass reduces damaging UV rays by 83% and increases your home's energy efficiency 
  • A variety of projection angles up to 90 degrees give you flexibility to create your dream space
  • Bow window replacement options include four, five, and six-window arches
  • With just 3 window arches, replacement bay windows are more slender than bow windows
  • Choose from a variety of roof styles, from hip roofs to concave roofs with your choice of accent roofing material for ultimate curb appeal

Visit our online image gallery of replacement bay/ bow windows for examples and ideas.

Renewal by Andersen® offers a variety of interior and exterior bay/bow window colors you can choose from, and they're crafted to coordinate beautifully with just about any color scheme. If you're looking for something a little more custom to match your interior, you also have the option of choosing one of Andersen's exterior colors and pairing it with a paintable or stainable interior finish, so you can seamlessly incorporate your new bow or bay window replacement into your existing decor. 

           Canvas                       White                         Terratone                   Sandstone

              Oak                            Pine                           Maple                         Black

Every Andersen bay or bow window we install includes hardware in your choice of three standard colors: white, canvas, or stone. If you're looking for a slightly different look--particularly one for a more traditional interior--you also have the option of upgrading to Andersen's EstateTM hardware collection, which includes nickel, chrome, brass, and bronze in a variety of finishes. We know that the details can make all the difference in a space that's just adequate and one that really feels like home. 


Choosing the right glass for your windows doesn't make as much of an aesthetic impact as it does an economical one. The type of glass you choose makes as big a difference in your home's energy efficiency, especially during changing seasons in the Madison area and throughout Wisconsin. When you choose our craftsmen to install your bow and bay window replacement glass, you'll have plenty of attractive (and efficient!) options. 

High-Performance, Low-E4® Glass

Every Andersen window comes standard with High-Performance, Low-E4® glass panes. This cutting-edge glass technology offers several unexpected benefits: 

  • Blocks 83% of harmful UV rays to protect your interior fabrics and furniture from fading and other sun damage
  • As much as 56% more energy efficient during the summer months, and 45% more efficient during the winter, than standard double-pane glass (Your energy savings, of course, depend on the climate and your house's orientation)
  • Cuts down on noise coming into your home, so your home feels more like the refuge you've designed it to be
  • Coated to cut down on water spotting to keep windows cleaner for longer, so you spend less time washing windows and more time enjoying them

Patterned Glass

Patterned glass offers an eye-catching design and privacy in areas where you want lots of natural light. Andersen offers obscure, reed, cascade, and fern glass patterns, so chances are good you can find the perfect patterned glass for your new bay or bow window replacement. 

Tempered Glass

Tempered glass is heat-treated to be four times stronger than ordinary glass panes, making it perfect for workshops, kids' playrooms, and anywhere else you need windows to withstand a little more wear and tear than traditional spaces. 

Essential for more traditional homes and an attractive option for contemporary styles, grilles make all the difference in the finished look of your replacement bow or bay windows. Choose from an almost limitless variety of grille arrangement options, and rest assured that Andersen's high-quality materials and our top-notch installation will keep your grilles looking beautiful and low-maintenance for years. 

Grill Patterns:

Farm House        Colonial  
  Modified Prairie  Praire

Grill Types:            

    Interior Wood Grilles    Full Divided Light Grilles  Between the Glass   


All Andersen windows include a glass fiber insect screen for excellent ventilation and pest control. For even better visibility, you have the option of upgrading to a TruScene® insect screen, a practically invisible screen that allows more airflow and keeps even the tiniest bugs out of doors. 

See how Renewal by Andersen windows will look in your home with their visualization application.

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