Simply measure the height and width of your window frame to the outer edges.
How to measure window for inside mount blinds.
If you re interested in measuring for inside mount blinds follow these steps.
Measure once on the left at the center and on the right and take the longest of the three measurements.
How to measure inside mount blinds.
Measure the depth of your window frame.
This is the most popular method if the window depth allows it.
Steel measuring tape is much more accurate than cloth measuring tape.
When measuring to fit any of these blinds or shades to your windows it is important to remember a few key things.
For an inside mount blind you must determine if there s enough room to install a blind and its heading in the window opening.
Measuring for inside mount blinds inside mounted blinds are mounted inside the window frame for a neater look.
Always measure to the nearest 1 8 inch.
1 measure the width inside the window opening at the top middle and bottom.
If the edge of the window is flush with the wall you ll need to use an outside mount blind.
Take the narrowest of the three width measurements and round down to the nearest 1 8.
Measure the width of the window opening in 3 places at the top in the middle and along the bottom edge or sill.
Decide if you want an inside mount or an outside mount before you begin the measuring process.
2 measure the height inside the window opening from the top of the window opening to the window sill three times.