Determine the heat demand of a room

Calculate the heat demand based on your room specifications. Fill in the parameters of your room.

This calculator is for informational purposes only. Always consult a professional installer to get the exact calculation before buying the radiator.

  Start
  Calculate heat demand in room

  • Dimensioning outdoor temperature (-6°C)

  • Dimensioning outdoor temperature (-10°C)

  • Dimensioning outdoor temperature (-12°C)

  • Dimensioning outdoor temperature (-14°C)

  • Dimensioning outdoor temperature (-16°C)

  • storey-floor-and-ceiling

    Middle storey

  • storey-floor-and-roof

    Highest floor (multi-storey)

  • storey-groundfloor-and-ceiling

    Groundfloor (multi-storey)

  • storey-groundfloor-and-roof

    Groundfloor (single-storey)

  • wind-conditions-normal

    Normal

  • soft-wind-icon

    Soft

  • wind-conditions-strong

    Strong

  • room-insulation-poor

    Poor

  • room-insulation-average

    Average

  • room-insulation-good

    Good

  • room-insulation-very-good

    Very good

  • room-type-storage

    Hall 5°C

  • room-type-storage

    Staircase 8°C

  • room-type-garage

    Garage 12°C

  • room-type-storage

    Storage 16°C

  • room-type-normal

    Office Bedroom 18°C

  • room-type-normal

    Normal room 20°C

  • room-type-normal

    Normal room 22°C

  • room-type-bathroom

    Bathroom 24°C

  • 0

  • 1

  • 2

  • 3

  • glazing-less-than-10

    Less or equal to 10%

  • glazing-10-20

    Between 10% and 20%

  • glazing-more-than-20

    More than 20%

  • glazing-no-windows

    No windows

  • glazing-quality-double

    Double glazing new

  • glazing-quality-double-old

    Double glazing old

  • glazing-quality-single

    Single glazing

  • glazing-quality-triple

    Triple glazing

  Calculate
Heat demand
0 W
  Find radiator
This figure is only valid for radiators, not for underfloor heating.

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