Water infiltration is a major cause of concern in buildings of all construction types. The challenge for engineers and designers is to properly diagnose and repair the sources of water infiltration. Unchecked water infiltration will damage the buildingâs primary structure and increase the cost of repairs. We at OâDonnell & Naccarato have years of experience in all types of building systems and in the proper diagnosis and repair of water infiltration. For more information visit our website: