... combination, harmonize with the building perfectlyb. Intelligent control and automatic operationc. Anti-freeze: Using the anti-freezing liquid ... is equipped with standard electric water heater setting,automatic temperature control exchanger, and increased anode magnesium barssticking to ... Water capacity: 150L, 200L, 250L, 300L, 500L 10) Pressure: 6 Bars11) Daily efficiency: >= 55%(>=42% in winter) ...