We ll show you how to measure your existing windows to find the size you need.
Measuring for pocket replacement windows.
One at the left side one at the center and one at the right side of the window.
Measuring to determine the correct height for the replacement window is similar to measuring the width.
If the pocket is outside of this range modification to the pocket may be needed and you should call an expert.
Tips for measuring windows.
Measuring for replacement windows begins with determining that the corners of the existing window frame are square.
Pocket that exists between the outside and inside stops after the parting bead is removed.
To check your windows are in square alignment.
Record the shortest measurement this ensures that the new window will fit.
Measure the window s width in three places top middle and bottom of the window.
Replacement windows are sold in a standard thickness to fit inside the 3 1 4 in.
Down the left side right side and the middle.
With helper set window into opening to check fit then remove it.
Measure from the high point of the sill of your window the surface closest to the inside of the window to the top of the window opening.
Use the smallest of the measurements to determine the width that surrounds the window.
Follow the manufacturer size recommendations 2.
New pocket replacement window should be about 3 16 to inch shorter than smallest measurement in opening.
This is the pocket the sill will fit into.
Again you ll need to take three measurements each extending from the top horizontal board.
This measurement should be between 3 5 inches and 5 5 inches.
Measure the windows jamb depth.