The Air Systems Components Division of Tomkins PLC, the global manufacturing and engineering group, has acquired Ward Industries, Inc. a wholly owned subsidiary of W.W. Holdings LLC. Ward manufactures and sells ductwork accessory products for the residential and commercial HVAC market under the Ward brand, which will be retained. Its products include ductwork connectors, access doors, fire dampers, gaskets, sealants, hangers and ductwork tools. Ward has annual sales of approximately $15 million from its manufacturing facility in Monessen, PA. Ward will be integrated into Hart and Cooley, Inc., the group's residential HVAC business.