LSB Industries, Inc. is a diversified holding company engaged in the chemical and climate control businesses. The Company, through its subsidiaries, manufactures and sells chemical products for the agricultural, mining and industrial acids markets and manufactures and sells hydronic fan coils and water-source heat pumps, as well as other products including large custom air handlers used in commercial and residential air conditioning systems. The chemical business manufactures three principal product lines that are derived from natural gas and anhydrous ammonia: fertilizer grade ammonium nitrate and urea ammonium nitrate for the agricultural industry, industrial grade ammonium nitrate and solutions for the mining industry and concentrated, blended and regular nitric acid, metallurgical grade ammonia and sulfuric acid for commercial and industrial applications. The climate control business manufactures and sells a range of hydronic fan coils and water source heat pumps.