Measure only the window opening.
How to measure for arch window shades.
Measuring for arches step 2.
If the width a is exactly double the height b you have a perfect arch window.
Measuring for skylights step 3.
For example if the smallest measurement is 24 9 16 round down to 24 1 2.
For an inside mount order your product in the exact.
If you plan to mount a window covering below the arch arches often sit above.
Skylight blinds step 1.
Measure the width a and the height b to the nearest 1 4 from the inside of the window casing.
Measure original arch version 2.
Use a steel measuring tape.
To determine the width measure from left to right at the bottom of the arch.
Our trimming scale is designed for perfect arches.
Arched windows may seem difficult to measure but with the information below you ll find it to be an easy task.
Measure to the nearest 1 8 of an inch if the size is on a 1 16 mark then round down to the next 1 8.
How to measure for arches.
Create an accurate measuring template for your window.
Round down to the nearest 1 8 if you are receiving a measurement in 16 ths or 32 nds.
Measure from the center of the width to the highest point on the arch.