Nominal heat output, kW: 10.0Maximal thermal output, kW: - space heating output 15.0- water heating output Efficiency: 73%Dimensions LxBxH, mm: 586 x 500 x 760Combustion chamber LxBxH, mm: 404 х 340 х 380Boiler capacity, l: Net weight, kg: 68Color: greyLining: Modifications: BEFORE PURCHASING THIS PRODUCT, PLEASE...