Basement Egress Window Size Requirements

Egress window well code requirements.

Basement egress window size requirements.

An egress window must open at least 20 inches wide and 24 inches high with a net clear open area of 5 7 feet square. Minimum width of opening. For ground floor maximum sill height above floor. To meet egress requirements these horizontally sliding windows must be at least 4 ft.

For determining egress window sizes and placement the international building code holds that every bedroom must contain. Minimum height of opening. Windows can be of various total size but their free areas when open must be at least 5 7 square feet. To meet irc standards egress openings must have.

Size the horizontal area of the window well needs to be a minimum of nine square feet with a minimum horizontal projection and vertical width of 36 inches. The nbcc dictates that there must be a permanent ladder or step affixed to the basement egress window in order to. This height requirement takes it out of the running for most basement egress situations. The sill must be no higher than 44 inches from the ground.

Specific requirements for egress basement windows in canada the window well size of egress windows in basement must meet the above criteria and also must have an opening with a. Minimum net clear opening. The minimum horizontal area of the window well shall be 9 square feet 0 9 m2 with a minimum horizontal projection and width of 36 inches 914 mm. The minimum egress window opening height is 24 high.

In addition the egress window requirements for basements specifies that they be at least 36 inches in height and width. Wide and 4 ft. To ensure you install the right egress for your basement we ll break down the residential window well code requirements you ll need to abide by. The minimum opening area of the egress window is 5 7 square feet.

A minimum net clear opening of 5 7 feet the actual free space that exists when the window is open or the size people can crawl through opening width of at least 20 inches opening height of at least 24 inches. The area of a window well shall not be less than 9 square feet with a horizontal length width of no less than 36 inches. This extra glass area and the light it lets in are pretty darn nice in a basement area if you have the space. Basement egress windows must also include window.