Ключевые слова:
Boilers, Heating equipment, Hot-water boilers, Solid-fuelled devices, Wood, Fossil fuels, Terminology, Drawings, Production, Welded joints, Welding, Thickness, Safety measures, Performance, Draughts, Emission, Combustion, Pressure testing, Temperature, Thermal output, Designations, Marking, Steels, Testing conditions, Iron, Burst tests, Efficiency, Sampling equipment, Filters