The Pittsburgh Corning ICESCAPES Architectural Glass Block is a fixed window made of clear structural glass, measuring 8″ tall, 6″ wide, and 4″ deep. This product features light transmittal and is designed with quadruple-pane glazing for added insulation. Manufactured by Pittsburgh in the United States, this glass block is ideal for any room in a commercial or industrial setting, offering a sleek and modern aesthetic with its clear exterior and interior colors. With a weight of 4.6 lbs, this glass block is a durable and high-quality building material for enhancing the natural light in any space.