Semicircle Window Well Covers

  • Custom-Made Semicircle Window Well Covers Made To Fit Any Shape, Size, And Style Of Window Well.
  • Supports Up To 400 Pounds
  • 100% Crystal-Clear Polycarbonate Covers
  • Multiple Styles: Crystal-Clear Polycarbonate, Metal Grates, and Atrium and Bubble Domes (depending on well size)
  • Designed For Metal, Concrete, Brick, Timber, And Other Window Wells

No matter how little or how large your semicircular window well is, we can create a custom cover to fit it perfectly. Since all of our covers are custom-made on-demand, we need your measurements to give you an accurate quote.

Durable Semicircular Window Well Cover, Available in Any Size.

As a trusted manufacturer in the US, we make every window well cover customized to get an exact fit to YOUR semicircular window well. Don’t settle for the two sizes of cheap acrylic covers in the big-box store. Ask our customer service agents for advice for a cover for your window well no matter what shape or size it is.

Product Features:

  • Sloped or Flat cover Supports Up to 400 Pounds, with a lifetime warranty.
  • Made from Crystal-Clear Extremely Durable Polycarbonate 
  • Rust-Free Aluminum Framing
  • UV-Treated to Prevent Yellowing
  • Keeps snow and rain, dirt, yard debris, and animals out of your window well.
  • Steel or aluminum grates with a 7-Year Warranty
  • Supports up to 400 pounds
  • Unbreakable Bubbles available in a number of sizes to fit non egress sized covers
  • Crystal clear
  • Unobstructed view
  • See how tough our bubbles are HERE.

Window Well Experts produces highly-durable polycarbonate and metal grate covers. The semicircle window well covers come in various styles to choose from, including 100% rust-free aluminum, sloped crystal-clear polycarbonate, flat crystal-clear polycarbonate, bubble and atrium domes.

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We Ship Anywhere in the US and Canada


Step-by-step Order process


Measurement Guide

Get our printable PDF with instructions on how to measure your window and foundation for a window well.


Extreme Durability

Our dome (bubble and atrium), flat and sloped window well covers are built to last. With a Lifetime Warranty, you can rest assured that our basement well is protected!


Direct shipping

Anywhere in the United States!

Order your window well cover now & we will ship it directly to your home or work site!


FREE Consultation

Having doubts about which window well cover size is best for you? Call now & get a free consultation with a Window Well Expert!

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O. Dunn, Stafford, VirginiaO. Dunn

Awesome experience. Now I have a custom fit well cover that looks amazing! No more cleaning out the well!
Sloped cover on a metal semi-circle well. The basement window is protected by a plastic panel.
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Stuart N., Syosset, New YorkStuart N.

The measurement process was easier than I expected. Loved that they can also refine based on a picture that you send.
semi circle window well cover stuartn
  • ant design star filled
  • ant design star filled
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Bill L., Denver, ColoradoBill L.

Great experience and product. Solved my problems with water looks good, perfect fit, and easy to install . Highly recommend.
semi-circle window well over

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