To figure yardage for basic drapery panels you will need the cut length finished length allowance for your desired hem and rod pocket size note.
Fabric yardage calculator for drapes.
Sailrite s fabric calculator provides custom estimates for window curtain fabric.
Window curtains are always measured as width by length and the width is always stated first.
Add 1 extra yard or one vertical repeat of the fabric per pair if using a large print fabric.
The simple online curtain fabric quantity calculator to calculate curtain fabric patterns repeat for your window curtains and drapes.
Yardage fabric calculator drapes for standard width panels.
Enter the width of the fabric you plan on using.
Standard width is 54 inches but make sure to double check your item width.
This will allow for the curtain rod pocket.
The length is always measured from the top of the rod pocket to the bottom of the panel.
Our workroom adds 16 x the number of panels you are making if your selected fabric has a repeat you will need 1 panel at the regular cut length and then you will need to add the number of inches in the repeat to each additional panel.
Usually this is 2 to 8 inches.
Fabric calculator for curtains.
Enter the amount of hems on sides of the drapes in inches.