Foam Glass Plant to Open in Vermont
A Vermont company is nearing the start of production of a building material made from recycled glass that can be used as both a drainage layer and sub-slab insulation. Burlington-based Glavel announced it would open its new, 25,000-sq.-ft. production plant in nearby Essex and be ready to ship product by January. On the production line, pulverized glass combined with glycerin, used as a foaming agent, travels on a conveyor through an oven at 1400°F–1600°F. The result is chunks of a gray, lightweight material weighing between 330 and 375 lb. per cubic yard, according to specs provided by the company. Glavel…