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                                                            | Weight: | 
                                                            217 kg
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                                                            | Description: | 
                                                            Type of heating boiler: gas, max. thermal power: 23 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, type of combustion chamber: closed, type of power supply: single-phase, control: electric
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                                                            | Peculiarities: | 
                                                            Thermometer
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                                                            | Additional Information: | 
                                                            Increased in comparison with the conventional model, the volume of the furnace; is produced in two modifications: with the location of the return outlet and heating elements on the left wall of the boiler and with the right location
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                                                            | Control: | 
                                                            Mechanical
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                                                            | Dimensions WxHxD: | 
                                                            520x950x660 mm
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                                                            | Installation: | 
                                                            Floor
                             | 
                        
                                                                                
                                                                                        
                                                            | Efficiency: | 
                                                            84 %
                             | 
                        
                                                                                
                                                                                        
                                                            | Fuel: | 
                                                            Firewood, coal
                             | 
                        
                                                                                
                                                                                        
                                                            | Chimney diameter: | 
                                                            159 mm
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                                                            | Heated area: | 
                                                            180 sq.m
                             | 
                        
                                                                                
                                                                                        
                                                            | The power of heating elements to maintain the temperature: | 
                                                            6 kW
                             | 
                        
                                                                                                                            
                                                            | Heating element for temperature maintenance: | 
                                                            Preset
                             | 
                        
                                                                                
                                                                                        
                                                            | The combustion chamber: | 
                                                            Open
                             | 
                        
                                                                                                                            
                                                            | Max. water pressure in the heating circuit: | 
                                                            1.5 bar
                             | 
                        
                                                                                                                            
                                                            | Max. coolant temperature: | 
                                                            95 °С
                             | 
                        
                                                                                
                                                                                        
                                                            | Heating circuit connection: | 
                                                            2"
                             | 
                        
                                                                                
                                                                                        
                                                            | Number of circuits: | 
                                                            Single-loop
                             | 
                        
                                                                                                                            
                                                            | Primary heat exchanger material: | 
                                                            Steel
                             | 
                        
                                                                                                                            
                                                            | Type of heating boiler: | 
                                                            Solid fuel, classic
                             | 
                        
                                                                                                                            
                                                            | Non-volatile: | 
                                                            Yes
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                                                            | Max. thermal power: | 
                                                            20 kW
                             |