Lydall's products help to beat the heat, nix the noise, and filter the rest. The company makes thermal and acoustical barriers, automotive heat shields, and insulation products that offer protection in extreme temperatures. Lydall's thermal and acoustical products are used by the appliance and automotive industries, and in industrial kilns and furnaces. The company rounds out its offerings with industrial and commercial air and liquid filtration products in addition to energy storage, close-out panels, and felt manufacturing services and products. Export sales represent about 35% of the company's annual net sales.