Egress windows are openings at the top of a basement wall visible outside the house below ground level. They may be required to meet local building codes to create a safe escape route for occupants. They can also provide natural light and ventilation for basements, and increase property values. Improper DIY can be dangerous and cause structural damage to your home if not done properly. ABC Cutting Contractors can quickly and easily make the necessary openings for windows to be installed. However, we do not install windows or sub out their installation.