Top Circle-top Window Brands

October 11, 2010

Adding circle-top windows to your design palette comes with a nearly infinite number of choices. Circle-tops come full, half, quarter, eliptical, gothic, inverted corner, and so on. Use them alone or in combination with other windows. Here's a look at two top circle-top windows brands, focusing on less expensive options vs. more expensive options.

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NOTE: Circle-top windows are often called by other names such as radius, rounded, etc.

Andersen Windows and Doors

  • Half-round shape
  • From the 200 Series and designed to work with other 200 Series windows
  • Interior color choices in pine or white and exterior color choices in sandtone or white
  • Low E or dual pane insulating glass
  • Base price $461 for the 2' 11-1/2" W x 1' 8-5/8" H


  • Half-round shape
  • From the 400-Series
  • Additional colors available include Terratone and Forest Green
  • High-Performance™ Low-E4® glass
  • Base price $531 for the 3' 1-5/8" W x 1' 9-3/16"

Milgard Windows and Doors

  • Radius / Arched window
  • Available in Milgard's Thermally Improved Aluminum line
  • Interior and exterior colors in clear anodized or Bronze anodized
  • Comes standard with SunCoat® Low-E insulating glass
  • Reasonable prices, consult a dealer


  • Radius / Arched window
  • Essence wood-clad collection
  • Interior colors include standard: frost, fog, harmony, and bark (many other colors available with longer lead times). Exterior woods include pine, douglas fir, or primed.
  • 13 different types of glass are available including obscure and tinted
  • Higher-end prices, consult a dealer

If you're in the market for windows, consider these top circle-top windows brands when shopping around.

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