MI-JORDAN RIV NFH-CELING REPLACEMENT replace the attic insulation and ceilings at the Jordan River National Fish Hatchery. The project shall also include work such as the replacement of the blown-in i... MI-JORDAN RIV NFH-CELING REPLACEMENT replace the attic insulation and ceilings at the Jordan River National Fish Hatchery. The project shall also include work such as the replacement of the blown-in insulation, acoustical ceilings, grid, lighting, the installation of new gypsum board ceilings, and other misc. construction. in accordance with the attached Statement of Work.