Windows, Doors & Glazing · Property Services

Egress Window Installation

A bedroom or finished basement needs a way out in an emergency, and building codes require an egress window of a minimum size and height. Installing one means cutting through a wall, supporting the opening and keeping water out. NorTech connects you with vetted licensed contractors who set their own price and handle the permit, the structure and the window well.

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What code requires of an egress window

To count as an emergency exit, the window must open fully to a minimum clear area, have a maximum sill height from the floor and open without tools or special knowledge. Basement window wells must be large enough to allow escape and, if deeper than a set depth, include a permanent ladder or steps. These rules matter for safety and for legal bedrooms in an ADU or basement conversion. Check what your city requires, and let the contractor verify measurements before ordering the window.

Cutting into the wall and supporting the opening

In a wood wall, the crew frames a new opening with a header sized to carry the load above. In a concrete foundation, cutting requires a wet saw or core drilling, careful bracing and sometimes an engineer. The window is installed with flashing and waterproofing, and the exterior is graded away from the well. A poorly detailed opening leaks, so ask the contractor how they protect the foundation, tie in the waterproofing and prevent water from collecting in the well.

Window wells, drainage and finishing the room

The well keeps soil away from the window and provides an escape path. It needs drainage, often connecting to the footing drain or a gravel base so that rain does not fill it. Covers help keep debris and children out but must be openable from inside. Inside, the opening needs drywall, trim and paint, and often a new light and outlet. Keep the permit record and the egress measurements with your house documents, since they matter for resale and insurance.

When to book egress window installation

You are finishing a basement and adding a bedroom.

An inspector says a bedroom lacks a proper exit.

You are creating an ADU or rental unit.

You want more light and ventilation in a basement.

An existing basement window is too small to escape through.

Safety for your family is a concern.

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Frequently asked

Egress Window Installation — common questions

Codes set minimum clear opening dimensions and a maximum sill height from the floor. The contractor will measure and confirm the numbers for your jurisdiction before ordering.

Yes, cutting a structural opening and creating an egress route is permitted work. The contractor handles the application and inspection. Photos and written notes make it easier to document and compare options.

Not with proper waterproofing and drainage. The well needs a gravel base and a drain, and the window needs flashing and sealant. Ask how the contractor handles heavy rain.

Usually two to five days depending on wall type and well construction. Concrete cutting and drainage add time. If you are unsure, describe your situation when you book and ask for advice.

Many can, but the structure, soil and utilities decide. The contractor checks for pipes, wires and foundation conditions first. It helps to share photos of the area when you request a quote.

The contractor guarantees the framing, installation, flashing and well for 90 days. The window has its own manufacturer warranty, and water damage from outside drainage problems is addressed according to the agreement.

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