Nominal heat output, kW: 9Maximal thermal output, kW: - space heating output 14 - water heating output Efficiency: 75,81%Dimensions LxBxH, mm: 456/377/730Combustion chamber LxBxH, mm: 376/275/270Boiler capacity, l: Net weight, kg: 51Color: grayLining: Modifications: BEFORE PURCHASING THIS PRODUCT, PLEASE M...