U.S. Imperial Collection
A range of glass blocks in a variety of formats and thicknesses offer designers maximum flexibility in wall composition.
Realize vertical structures that are lighter, thinner, more structurally stable, and solid. Full of personality, Basic Imperial glass blocks are perfect for special projects in which character, warmth, and originality are the main attractions.
4″ Fire Rated
60 or 90 minute class of fire-resistant glass block to provide structural stability and strength while protecting objects and people from the passage of smoke, gas and flame.
Available in the wavy or smooth surface, and three finishings for privacy and light control: transparent, sand-blasted on one side, and sandblasted on both sides.