Quilting frames — particularly for hand-quilting large projects — need to be rigid enough to keep fabric taut, adjustable enough to work on different quilt sizes, and practical enough to set up and break down as your workspace demands. Furniture-grade PVC pipe is one of the best materials for the job: it's light, infinitely adjustable by length and height, smooth enough that fabric glides without snagging, and inexpensive enough that you can build a full floor frame for less