ARSD 44:73:12:20. Insulation

The facility shall insulate and ventilate each boiler room, food preparation area, and laundry to prevent any floor surface above them from exceeding a temperature of eighty-five degrees Fahrenheit, or 29.4 degrees centigrade. All combustible insulation within the building must be covered with a fire-resistive material giving fire protection equivalent to one-half inch, or .01 meters, gypsum board, unless tested and acceptable by International Building Code, 2012 edition, section 2603.4 for use without a thermal barrier as installed.