Since 1974, Duradek has been installed (through professional applicators only) on over 100 Million Square Feet of roofs, decks and balconies all over North America. Duradek produces the "Durarail" aluminum component railing system for new construction or remodeling, residential or commercial.
Holcim (US) Inc. is headquartered in Waltham, MA. Holcim is one of the largest manufacturers and suppliers of cement and mineral components in the United States. In addition to Portland cements, Holcim produces fly ash and slag cement products, such as GranCem(R) cement, to enhance concrete performance. Holcim also makes blended and masonry cements in a wide variety of colors.
Holcim is one of the world’s leading suppliers of cement, aggregates and concrete. Holcim Group Support (Canada) Ltd offers a complete range of engineering services specifically tailored for Holcim Group companies worldwide.