Home Improvement

How do you measure an egress window?

Multiply the opening of your window (its width with its height), then convert the result to square feet. Example: You have a window 15 “wide by 36.2” high (or vice versa). Multiply 15 “x 36.2”, giving 543 “, which equals 3.77 ft2, the minimum area to meet.

What is the minimum dimension in all directions for an egress window?

In order to meet baseline requirements, egress windows must meet the following standards: Minimum width of opening: 20 in. Minimum height of opening: 24 in. Minimum net clear opening: 5.7 sq.

How do you measure window wells?

Right so the first dimension on here is what we call the a dimension. Which is you measure the widest point at the wall in the back. And in this case that's 40 and a quarter inches.

How do you calculate the net opening of a window?


  1. Take measurements of the width and height when the window is fully opened. It is important to measure from inside of. …
  2. pictures below). …
  3. by multiplying width times height and dividing this total by 144 (1 square foot).

What is the standard size of a window well?

To meet egress window requirements, the window well should be 64 inches wide by 36 inches in projection and between 3 to 5 feet deep (based on how far above/below grade the window will sit). For aesthetic purposes, it’s best to center the egress window in the window well.

Should window well be attached to foundation?

A properly designed and installed window well will be sized appropriately for the window, bolted securely to the foundation wall and feature a functioning drain that carries water into a drain tile system or out to daylight. If any of these features are missing or compromised, the window well is likely to flood.

How much bigger should a window well be than the window?

A window well should be roughly 8 inches deeper than the window sill and approximately 6 inches wider than the window opening.

How wide are basement window wells?

They start with widths from 42″ wide all the way up to 80″ wide. The projection, the distance from the foundation out to the furthest point of the well on the inside, start at 36″ and go up to 49″. 36″ projection is the minimum required by code. The heights of the egress window wells range from 36″ high to 96″ high.