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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Moisture proofing
Heat protection
Heat loss
Commercial use
Crossed beams
Customizable PDF document
Layer color freely selectable
Materials from DIN 4108-4 & DIN 10456
U-Value according to DIN EN ISO 6946
Moisture protection according to DIN 4108-3
3D view in PDF document
Save your calculations in folders
Custom thermal contact resistances
Storage spaces for constructions151002501000
Own building materials10100100100
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All data and calculations are for information only and must be checked prior to use by a competent person. You agree to our terms and conditions.
Commercial use only with Plus-Option, PDF-Option or Profi-Option.

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