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*The Angi rating for Egress Window Service companies in Jefferson, SC is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Egress Window Service needs.

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Last update on September 04, 2026

Top-Rated Egress window pros in Jefferson - Updated Nov 2026

Egress Windows FAQs, answered by experts

The proper way to install a window well is to measure the window, dig a hole deeper and wider than the window, place a drainage tube and cap, anchor the well to the foundation, caulk the seam, and backfill the hole. The job requires tools such as a hammer drill and auger and some heavy digging. Proper placement and window well installation are critical to preventing water from leaking into the window.

Yes, egress windows are grandfathered. However, this comes with some specifications. If you are remodeling a basement or adding a sleeping area, you’ll need to update the egress windows to be up to proper code. But, if you’re leaving your home as is, you do not have to adhere to these requirements.

Depending on size, material, and labor, two windows can cost between $600 and $1,600.

A good U-factor for windows is 0.30 or lower, but they can range from 0.20 to 1.20. A general rule of thumb when it comes to the U-factor is that the lower, the better.

Yes, you can always make an existing window bigger, but the job complexity varies widely depending on the location of the window and the framing around it. Exterior walls are always load-bearing, so making windows wider will require structural changes that make for a more complex but doable project. Making windows taller often won’t require structural changes.

The Jefferson, SC homeowners’ guide to egress window services

From average costs to expert advice, get all the answers you need to get your job done.

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