With four pieces of 34″ long 1″ PVC pipe (the legs) plus a 17″
single piece of 1″ (the crosspiece) and a 24″ piece of 1/2″ PVC (hiodden inside the crosspiece – holes are drilled through the four legs) one can construct a frame that will flex out into a prism with triangular bases and will hold two 24″ x 24″ panels.