RHOB12AAV1H RHOB18AAV1H RHOB42AAV1H
Gas Connection Diameter mm 15 15 15
  Consumption (G20) Min m³/h 0.36 0.58 0.81
    Max m³/h 1.22 1.94 4.41
  Consumption (G25) Min m³/h 0.42 0.67 0.94
    Max m³/h 1.42 2.25 5.10
  Consumption (G31) Min m³/h 0.14 0.22 0.31
    Max m³/h 0.47 0.74 1.68
  NOx class   5 5 5
Central heating Heat input Qn (net calorific value) Nom Min kW 3.5 5.6 7.8
      Max kW 11.8 18.7 42.5
  Heat input Qn (gross calorific value) Nom Min kW 3.9 6.2  
      Max kW 13.1 20.8  
  Output Pn at 80/60°C Min kW 3.4 5.4  
    Nom kW 11.5 17.8 40.9
  Output Pnc at 50/30°C Min kW 3.8 5.9 8.4
    Nom kW 12.0 18.1  
  Output at 40/30°C Min kW 3.8 6.0  
  Water temperature Max °C 90 90 90
  Efficiency Net calorific value % 109 107 107
Supply air Concentric   Yes Yes  
Flue gas Mass flow (G20) Max kg/h 5.5 8.7 19.7
  Mass flow (G25) Max kg/h 5.5 8.7 19.7
Casing Colour   White - RAL9010 White - RAL9010  
  Material   Precoated sheet metal Precoated sheet metal  
Dimensions Unit Height Casing mm 590 590  
Space heating General Seasonal space heating eff. class   A A A
Central heating Output at 37/30°C Nom kW     8.4