Pittsburgh Corning Corp. of the United States is introducing the newest glass blocks, called Spyra. The 8 x 8 x 4 inch blocks feature a series of concentric arcs emanating from one corner. Spyra is pa…
Pittsburgh Corning Corp. of the United States is introducing the newest glass blocks, called Spyra. The 8 x 8 x 4 inch blocks feature a series of concentric arcs emanating from one corner. Spyra is part of the Premier series, and was developed at the request of architects, because it allows them to encompass larger designs into glass block walls.