The Government Publishing Office (GPO), Facilities Management requires a new roof and skylights. The successful offeror will remove and reconstruct the Building B roof system and replace the skylights... The Government Publishing Office (GPO), Facilities Management requires a new roof and skylights. The successful offeror will remove and reconstruct the Building B roof system and replace the skylights. After the replacement is fully implemented, Building B will encompass a new roof system free of leaks and safety hazards currently present in the roof. Also, new custom skylights will also be installed.