What You Will Need
Steel Tape Measure
Step Ladder (if necessary)
Pencil
Inside Measure
Start measurement at the depth where your brackets will be installed
Measure width at the top, middle, and bottom of opening edge to edge
Record narrowest measurement of the 3 to the nearest 1/8"
**Inside Mount Shades will have a small deduction taken by the factory to fit inside the opening**
Start height in 3 places left, middle and right edge to edge
Record tallest measurement of the 3 to the nearest 1/8"
Outside Measure
Measure the width of the area you want to cover (1 1/2" overlap on each side recommended)
Record measurement
**Outside Mount Shades will be made to your exact measurement**
Determine where you want the top of your blind to be positioned and mark the spot
Measure height to be covered from the top of marked headrail position to top of sill.
If no sill exist, measure below the opening to your desired length
Record measurement