RR=Railroaded pattern. If a fabric is 54"
wide and you want a drapery that is 108" long, there will be a horizontal
seam in the drape every 54 inches. Therefore, fabrics with the pattern railroaded
are used for upholstery, valances, cornices, pillows and table covers, etc. but
not for draperies.
Minimum purchase for most patterns 3 yards. Occasional
patterns require a 15 yard minimum purchase. Fabrics are 54" wide unless