Ceilings and interior walls shall be free from all projections that might cause injury to pupils, and shall require the use of an inner lining of suitable flame retardant material. Exposed edges shall be hemmed, beaded or flanged.
N.H. Admin. Code § Saf-C 1312.12
#4873, eff 07-24-90; ss by #6297, eff 7-23-96; ss by #8122, INTERIM, eff 7-17-04, EXPIRES: 1-13-05; ss and moved by #8248, eff 1-4-05 (from Saf-C 1311.11)