Condensing gas boiler Navien NCB 700 35KW, double-circuit

Weight: 42 kg
Description: Type of heating boiler: gas, max. thermal power: 35 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas, type of combustion chamber: closed, type of power supply: single-phase, p
Peculiarities: Built-in expansion tank, built-in circulation pump
Dimensions WxHxD: 350x440x695 mm
Installation: Wall-mounted
Efficiency: 107.7 %
Fuel: Natural gas, liquefied gas
Mains voltage: Single-phase
The combustion chamber: Closed
Max. water pressure in the heating circuit: 10 bar
Expansion tank volume: 8 l
Burner: Gas
Coaxial chimney diameter: 60/100 mm and 80/125 mm
Gas connection: 3/4"
Heating circuit connection: 3/4"
Connection of a separate chimney diameter 80 mm: Yes
Number of circuits: Double-circuit
Primary heat exchanger material: Stainless steel
Type of heating boiler: Gas, condensing
Max. thermal power: 35 kW
Hot water capacity at t 25°C: 22.9 l/min
Hot water capacity at t 30°C: 19.1 l/min
Hot water capacity at t 40°C: 14.3 l/min