A.Y. McDonald in Dubuque, IA, has acquired Val-Matic Valve & Mfg. Corporation, of Elmhurst, IL. Val-Matic Valve is a manufacturer of 14 valve product lines for the water and wastewater, industrial, commercial building construction, and plumbing industries with an additional manufacturing facility in Addison, IL. Each company will continue to operate independently with separate management, market strategies and sales operations.