1 measure the width inside the window opening at the top middle and bottom.
Measuring for window shades.
Measuring for outside mount roller shades.
If you re interested in measuring for inside mount roller shades follow these steps.
For increased light control and privacy.
An accurate measurement ensures a great fitting custom window treatment which adds an elegant and classy touch to your home or office.
Inside mount roller shades are installed inside the window frame or casing they provide a sleek clean look which can showcase your window size and moldings.
2 measure the height inside the window opening from the top of the window opening to the window sill three times.
Measure the depth of your window frame from the front of the opening to the glass.
Measurement should overlap each side of window frame by at least 1 1 2 in.
Take the narrowest of the three width measurements and round down to the nearest 1 8.
Measure once on the left at the center and on the right and take the longest of the three measurements.