Lydall, Inc. designs and manufactures specialty engineered non-woven filtration media, industrial thermal insulating solutions, and thermal and acoustical barriers for filtration or separation and heat abatement and sound dampening applications. The Company's operates in four segments: Performance Materials, Industrial Filtration, Thermal/Acoustical Metals, and Thermal/Acoustical Fibers. The Performance Materials segment is engaged in the filtration, thermal insulation and life sciences filtration businesses. The Industrial Filtration segment is engaged in the Lydall's industrial non-woven felt media and filter bag business. The Thermal/Acoustical Metals segment is the engaged in the Lydall's metal parts and related tooling. The Thermal/Acoustical Fibers segment is engaged in the Lydall's automotive fiber parts business and related tooling business for use in automotive applications. The products are sold to original equipment manufacturers and tier-one suppliers.