Profile: Lydall Filtration/Separation, Inc. provides solutions to the air and liquid filtration/separation markets. Our process capabilities include wet laid, melt blown and composite technologies. Our products are used in applications such as engine filtration, high efficiency air & liquid filtration, gasket materials & specialty and industrial nonwovens. Our products include air filtration and liquid filtration. Our liquid filtration is used for a wide range of filtration applications including hydraulics, metalworking, process filtration, power generation, medical diagnostics, food/beverage, drinking water and pre-filtering.