Understanding Egress Window Measurements

Understanding Egress Window Measurements in St. Louis

Egress windows are more than just a design feature. They offer enhanced safety features by providing a safe exit during an emergency. If you are looking to remodel your basement or build a new home with egress windows, getting the right measurements is crucial. Here, we will discuss what an egress window is, egress window measurements, and more.

If you are looking to install an egress window in your basement, look no further than Cornerstone Structural Repair & Waterproofing. We are a foundation repair and basement waterproofing company offering waterproofing solutions in St. Louis for over 70 years. Contact us today for more information on our services or to request a quote for your egress window installation.

What Is An Egress Window?

An egress window is a special type of window fitted specifically in areas such as basements and bedrooms. These windows provide a safe exit in case of emergencies like a fire. To be effective, these egress windows should meet certain measurements for safe exit. In addition to this, these windows bring in ventilation and natural light, making the basement livable.

What Are the Minimum Egress Window Measurements?

What Are the Minimum Egress Window Measurements?

The minimum size of an egress window depends on certain factors such as height, width, sill height, and clear opening size. Here’s a breakdown of the necessary egress window measurements:

  • The window must have a minimum width of at least 20 inches. This will help people to easily exit through the window.
  • The window must have a minimum height of at least 24 inches. This ensures the window provides enough vertical space for the safe exit of adults.
  • The window must provide at least 5.7 square feet of clear opening size. A clear opening size is an unobstructed area of the window when fully opened, allowing easy escape of a person through the window. Remember, the 5.7 square feet of clear opening size is for windows above ground level like in bedrooms. On the other hand, basement windows that are below grade must provide at least 5 square feet of clear opening size.
  • The window must have a sill height of not more than 44 inches from the floor. A sill height refers to the vertical distance from the floor level to the bottom of the window’s opening. The sill height is important because when the sill height is at the correct measurement it becomes easier for a person to access the window and escape during an emergency.
  • If required, the window well must be at least 9 square feet in area with a width of at least 36 inches.

Why Are Measurements Important?

The egress window measurements are important for several reasons:

  • If an egress window is too short or high from the ground, it becomes difficult for a person to escape in case of emergencies like a fire.
  • Another important reason to meet measurement requirements is to comply with the local building codes. By doing so, you are installing the windows in compliance with the local regulations, avoiding any obstruction from the local authorities.

Contact Us Today for Egress Window Installation in St. Louis

When it comes to basement egress windows, proper measurements are important to ensure safety and compliance with local regulations. If you are looking for an experienced company that has installed egress windows for many satisfied customers in the St. Louis area, Cornerstone Structural Repair & Waterproofing has the expertise you need. For more information on our services, contact us online or by phone at 314-262-6277.

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Dale and the guys did a fantastic job. We had a significant wall lean, and they made the repair look easy. They walked us through the permit and inspection processes. Their work is quality, and they are easy to work with. Highly recommended.
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My experience with Cornerstone was a few years ago. I had a sump pump completely replaced, an entire basement wall braced and an outside (garage) wall piered. I have not had a problem since the work was done. The workers and the owner, Dale, were at my home when they said they would be. I am pleased with the work that was done and found Dale to be a man of his word. I would not hesitate to recommend Cornerstone.
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Dale was responsive and moved quickly to meet the deadline we were working from. He was patient and answered so many questions we had, even after the job was done. Highly recommend!
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they fixed my mess of a wall that was caving in in my basement and they are friendly quick and overall just great 100% recommended them to all
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We were getting ready to close on our house and 1 week before closing a heavy rain came and we had water in our laundry room in the basement. Dale and his crew came out the next day and got started on fixing the issue. They were fantastic and very detailed in explaining what they were going to do. Had it done in their time frame and cleaned everything up. Very professional and excellent service.
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Quality work from quality folks. I called on a Friday afternoon to get a quote for poly jacking our sidewalk. They came out on a Saturday morning to take a look and got us on their schedule. Quite happy with how the fix looks as well!
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Dale and his staff- Rob and Scott, did an excellent job repairing basement cracks for me . They were able to hurry and accommodate the new construction i have going in there. The price was reasonable. Dale and his staff were kind and professional! Would recommend in a minute!
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After the huge flood, we had July 26, 2022. I finally decided I’d had enough with the flooding issue and contracted Cornerstone Structural Repair & Waterproofing to knock out my sliding glass door in my basement and cement the opening to form a solid concrete barrier. I am very satisfied with the end results!! Dale and his workers did a great job, very respectful of the property, very friendly and professional, and cleaned up after the work was completed. It has already come in handy after 27 years of dealing with flooding in my basement and replacing numerous appliances. I can be at peace now not having to worry every time we have a torrential downpour. Please see attached photos of the 2022 flood and the flood event this year in April. Kudos to Dale and his team!!!! 😁
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Dale and his guys were amazing to work with! The price was fair and the work was excellent quality. The crew took time to explain exactly what they were doing. If your looking for waterproofing or structural repairs dale is the goto guy!
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They did an excellent job for our new sump pump system as well as addressing a bowing wall. They were friendly and cleaned up their job site well each day.