Inside Mount
For blinds that are mounted inside the window casing:
Use a metal measuring tape (cloth tapes may stretch)
Width:
- Measure the width in 3 different places and use the narrowest width.
- Order blind width to the nearest 1/8" without ordering wider than your window width.
Length:
- Measure the length from the top of the window opening to the top of the window sill.
- Select the length (drop) closest to your window length.
- Do not order blinds shorter than your window opening.
Outside Mount
For blinds that are mounted outside the window casing:
Use a metal measuring tape (cloth tapes may stretch)
Width:
- Order the blind width to the nearest 1/8" without ordering less than the area you want to cover.
Length:
- Select the length (drop) closest to the area you want to cover. Do not order blinds shorter than the area to be covered.
- For added light control and privacy, we recommend you add approximately 1 ½" on each side and approximately 3" for overall length.