VALLEY FORGE, Pa. - ASSA ABLOY and CertainTeed Corporation are teaming up as part of an industry-first collaboration to address acoustical challenges in classroom settings -- a critical factor in ensuring strong student performance. Representing global leadership in door opening solutions, gypsum board, ceilings and insulation solutions, the collaboration leverages world-class building science and technical expertise to create recommendations for interior spaces that meet or exceed the most ...This story is related to the following:Architectural and Civil Engineering ProductsSearch for suppliers of: Ceiling Panels | Boards