Aquascape®️ 78263 1/4″ Cobalt Blue Fire Glass. Aquascape ¼” Fire Glass is a versatile fire media ideal for use with fire and water fountains, fire places, fire pits, and more. Aquascape Fire Glass provides an elegant, modern look in any setting, refracting light to create a beautiful shimmering effect. The fade-resistant, translucent glass is freeze tested and tempered to withstand prolonged exposure to high heat. Pieces measure approximately ¼” thick and vary in size and shape. Aquascape fire glass will not create soot, ash, or smoke, and it will not degrade, melt, or emit toxic fumes. Our glass is sustainable in natural gas or propane powered gas units. The glass can also be used to replace fake logs or lava rocks in existing features or used creatively in the landscape or as interior décor.