... for vacuum tube SPLIT PRESSURIZED SOLAR WATER HEATER FEATURE:1. Solar water heater with SOLAR KEY MARK certificate2. Special high ... ) Consist of solar collector, water tank/boiler, circulation pump, expansion evessel, controller,flowing meter,pressure gauge3) Capacity: 150L, ... (°C): 3009) Tube Hail Resistance ≤25mmSPLIT PRESSURIZED SOLAR WATER HEATER PACKING:1) Standard export packing for full container ...