Element Fireglass 0.25" Black Reflective Fire Glass, 10 lb

Element Black Reflective 1/4" Fire Glass, 10 lb: Heat-treated to withstand temperatures produced in a fire unit Enjoy your outdoor fire unit even when your fire is not lit Accents almost any living space, creating a unique ambiance Treated for easy handling and installation Radiates more heat than your common lava rock or fake logs To calculate how much glass is needed please use the following formula: Round fire pit calculator = (diameter x diameter x glass height)/24 = glass (lb) Rectangular fire pit/fireplace calculator = (length x depth x glass height)/19 = glass (lb)