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International Residential Code™ (IRC-2000)

Egress/Rescue Openings Code Requirements
For One- and Two-Family Dwellings

Most of Linford's Residential windows meet Egress Code. To find out which window sizes meet the code please go to the Products->Residential section, choose which product you would like and then click on the Literature icon.

EMERGENCY ESCAPE AND RESCUE OPENINGS: SECTION: R 310.1
Basements with habitable space and every sleeping room shall have at least one openable emergency escape and rescue window or exterior door opening for emergency escape and rescue. Where openings are provided as a means of escape and rescue, they shall have a sill height of not more than 44 inches above the floor. Where a door opening having a threshold below the adjacent ground elevation serves as an emergency escape and rescue opening and is provided with a bulkhead enclosure, the bulkhead enclosure shall comply with Section R310.3. The net clear opening dimensions required by this section shall be obtained by the normal operation of the window or door opening from the inside. Escape and rescue window openings with a finished sill height below the adjacent ground elevation shall be provided with a window well in accordance with Section R310.2.

MINIMUM OPENING AREA: SECTION: R 310.1.1
All emergency escape and rescue openings shall have a minimum net clear opening of 5.7 square feet (0.530 m2). Exception: Grade floor openings shall have a minimum net clear opening of 5 square feet (0.465 m2).

MINIMUM OPENING HEIGHT: R 310.1.2
The minimum net clear opening height shall be 24 inches (610 MM).

MINIMUM OPENING WIDTH: R 310.1.3
The minimum net clear opening width shall be 20 inches (508 mm).

OPERATIONAL CONSTRAINTS: R 310.1.4
Emergency escape and rescue openings shall be operational from the inside of the room without the use of keys or tools.

BARS, GRILLS, COVERS, AND SCREENS: SECTION: R 310.3
Bars, grills, covers, screens or similar devices are permitted to be placed over emergency escape and rescue openings, bulkhead enclosures, or window wells that serve such openings, provided the minimum net clear opening size complies with Sections R 310.1.1 to R 310.1.3, and such devices shall be releasable or removable from the inside without the use of a key, tool or force greater than that which is required for normal operation of the escape and rescue opening.