The Sheers Three times the rod width for Volume Rod 47 plus 2 inch return to the wall =51 and 2 1/2 inch turn unders on the sheer panel. It will be just one panel... width of sheer batiste fabric is 118, so can just make one panel of 1 width and the yardage is the length of the curtain plus turn under at top (4 inches) and the hem which is just a double 2 or 4 inches for the hem. The curtains we are making 63 finished so the sheer should be shorter, I will use 60 finished , so that will be 60 +4 top + 4 hem... so 68 will be the cut for the sheers and just one panel should be enough for each window.. This is alcove curtain with 1 width of sheer. Alcove Window with additional half panel Simple Rod Pocket Curtains 1. Establish the width and length. If you want to be able to open your curtains so the full width of your window is exposed, your rod needs to be 10 inches beyond the window frame on each side. If you are going to put a valance above your curta...