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  • Vaillant uniSTOR VIH R 120
  • Vaillant uniSTOR VIH R 120
SKU: 305940

Vaillant uniSTOR VIH R 120

Indirect DHW cylinder for combination with all types of gas boilers


  • The actual volume of models is 117, 144 and 184 liters.
  • Floor-standing DHW cylinder with indirect heating
  • Large DHW heating capacity
  • High quality enamel container
  • Universal anode for corrosion protection
  • Peculiarities

    • Floor-standing DHW cylinder with indirect heating
    • Optimum combination with wall and floor gas boilers
    • Height adjustable legs
    • Low heat losses. Thermal insulation class "B".
    • High quality enamel finish. Corrosion protection and no water pollution.
    • Large DHW heating capacity. New diffuser on the cold water supply pipe.
    • Convenient hydraulic connection on top of the water heater

    Installation options

    • Combination with Vaillant gas boilers of all types
    • Can be connected to equipment from other manufacturers
    • Centralized hot water supply


    • High quality enamel container
    • Universal electrical anode
    • Indirectly heated coil heat exchanger, located inside the tank
    • Fitting for connecting the recirculation line
    • Possibility of fast draining. Drain valve available.
  • Hot water volume, l 115
    Max. operating pressure in the water circuit bar ten
    Max. operating pressure in the heating circuit bar ten
    Max. allowable hot water temperature, °C 85
    Max. admissible temperature of water in cont. heating,°С 110
    Heat loss in ready state, kWh/day 1.3
    Peak productivity for hot water, l / 10 min 145
    Max. long-term produces. for hot water, kW 25
    Max. long-term produces. hot water, l/h 615
    Connection dimensions  
    Heating circuit, “ R 1"
    Cold water, " R 3/4"
    Hot water, " R 3/4"
    recycling, “ R 3/4"
    Fitting for additional electric heater, -
    Height, mm 853
    Diameter, mm 590
    Diameter (without thermal insulation casing),  
    Weight (unfilled) kg 68
    Operating weight, kg 183
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