Fire resistance tests for service installations. Fire dampers|Building services, Cellular concrete, Pressure testing, Thermal testing, Fire barriers, Thickness, Fire resistance, Performance testing, Density, Fire safety in buildings, Leak tests, Fire dampers, Test equipment, Temperature-rise limit, High-temperature testing, Fire tests, Walls, Fire spread prevention, Structural fire protection, Sealing materials, Ducts (building services), Floors, Water absorption, Installation, Test specimens, Concretes, Performance, Dampers (air conditioning), Gypsum plaster, Construction systems parts, Furnaces, Testing conditions, Test duration, Thermocouples