Ключевые слова:
Ventilation, Buildings, Mechanical ventilation, Ventilation equipment, Air-conditioning systems, Air filters, Performance, Strength of materials, Classification systems, Grades (quality), Thermal transmittance, Mechanical testing, Performance testing, Deflection tests, Leak tests, Filters, Pressure measurement (fluids), Thermal measurement, Thermal testing, Sound insulation, Fire safety, Equipment safety, Mathematical calculations, Testing conditions, Test equipment