STALITE is the world’s leading manufacturer of expanded slate lightweight aggregate. For over 50 years STALITE has supplied the concrete industry with quality lightweight aggregate. The STALITE Horticulture Division, STALITE-PermaTill, was established in 1992 and has since positioned our company as the leading supplier of lightweight aggregate to the green industry. In 2014, STALITE-Permatill was rebranded as STALITE Environmental to better highlight its serviceability in green infrastructure, horticulture, stormwater, wastewater and the filtration industry . (less)