Hy-Lite products provide a unique, yet practical way to enhance any new construction or renovation project. Because Hy-Lite Block weighs 70% less than traditional glass blocks and arrives pre-assembled, it provides the beauty of glass blocks without excessive weight or time-intensive installation. With a host of new products, shapes and custom configurations, applications with Hy-Lite products are limited only by your imagination. . .without the structural limitations of heavy glass blocks.