As a pioneer in the development of cutting-edge technologies in the refractory industry, ETS Schaefer Corporation has emerged as one of the global leaders in the design and application of ceramic fiber products and systems. The company is a supplier of monolithic lining systems, such as the Monster Module and Perm+A+Lining attachment systems. ETS Schaefer also supplies ladle and tundish covers, pre-heaters and dryers; furnace linings, walls, doors, roofs, ducts and dampers; soaking pit covers; and fireproof insulation and heat shields. In addition, the company offers commodity products, such as K-Lite Anchored Blocks and Monster Blocks, high-density linings in an easy-to-install block form. ETS Schaefer is based in Macedonia, Ohio.