ANSWERS: 1
-
There are three measurements for replacement windows: width, height and depth. Width is measured from left to right. Height is measured from top to bottom. Depth is how thick the frame is. The depth should be less than 3 1/4 inches (or 3.25) so that it can fit into the window space.
Source:
Vinyl Replacement Window Measurement
More Information:
Copyright 2023, Wired Ivy, LLC