Heat demand calculator (beta)

Use this heat demand calculator to determine the amount of heat a building (or a part of it) needs during the heating period.Enter all building components that border to outside air, ground or rooms with lower temperatures. Interior walls do not need to be considered.

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Materials from DIN 4108-4 & DIN 10456 checkcheck
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Custom thermal contact resistances check
Storage spaces for constructions151002501000
Own building materials3100100100
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Commercial use only with Plus-Option, PDF-Option or Profi-Option.

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