Thermal Science Technologies (TST) is a privately held construction group located in Hanover, MD that provides innovative products and services for restoring the thermal efficiency of underground steam and hot water piping systems. Since the development of our patented ConduFill® technology in 1997 and our Removable Insulation Covers in 2000, TST has successfully restored hundreds of miles of deteriorated and aged piping systems. These innovative technologies have saved system owners millions of dollars by reducing energy losses. Our clientele consists of municipal district energy systems, ESCO’s, college campuses as well as federal, commercial, industrial and manufacturing facilities throughout the world.