What Size Must An Egress Window Be

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.

What size must an egress window be.

However if your basement has habitable finished rooms building codes require it to have egress windows or other means of egress patio door etc. The overall size of this smallest double hung egress window is 14 85 sq. The minimum opening area of the egress window is 5 7 square feet. Egress is literally defined as a path out or to emerge and these terms directly apply to the design principles behind egress windows.

It is intended to provide an emergency means of exiting a dwelling. These laws are very specific about what each room can and must have in terms of escape methods should an emergency situation occur. In case of an emergency windows installed in any sleeping room must pass strict codes so that occupants can exit and rescue specialists can enter the bedroom. Ft almost twice the area of the egress casement window shown.

The minimum egress window opening height is 24 high. Minimum size gliding egress window gliding windows with horizontally sliding sashes that always fill half the possible window opening area also have to be big to meet egress requirements. Egress window well code requirements. The egress window must have a glass area of not less than 8 of the total floor area of room s for which it is servicing to allow the minimum amount of sufficient natural light.

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. For determining egress window sizes and placement the international building code holds that every bedroom must contain at least one egress window. It must be at least 5 7 square feet that is at least 20 inches wide by 24 inches high with an opening no higher than 44 inches from the floor. The minimum egress window opening is 20 wide.

And every basement bedroom whether existing or added is required by code to have an egress window. According to the irc international residential code basements of a certain size must have an emergency egress which window wells fit the bill for. An egress window is a window that is required in specific locations in a dwelling and must meet specific size requirements to qualify as an egress window. Let s have a look at the alberta building code abc 2014 criteria that all egress windows must satisfy.