How to Measure Daylight Opening in a Window

Last updated 10 months ago

If you’re shopping around for a replacement window, it helps to know the size of your current window’s daylight opening. Luckily, daylight openings are extremely easy to measure.

In this short video from Milgard Windows, you can learn how to measure the daylight opening of a window. The daylight opening is the area of the window that does not include the frame. Measuring the daylight opening is as easy as pressing your tape measure against the window and jotting down the width and height to the nearest 1/8 inch.

One you’ve measured your window’s daylight opening, come by Five Star Windows in San Jose. We have quality replacement windows, knowledgeable staff members, and much more. Visit our website or call us at (408) 385-9867 to learn more about our products and services.