Ключевые слова:
Marking|Burners|Performance testing|Width|Hearths|Thermal output|Firebacks|Heaters|Solid-fuelled devices|Throats (chimneys)|Performance|Testing conditions|Heating equipment|Volume|Volume measurement|Flues|Thermal efficiency|Solid fuel heating|Convection heaters|Fuel consumption|Hot-water boilers|Pilot flames|Dimensions|Design|Throat restrictors (chimneys)|Thermal testing|Domestic|Boilers