The energy class is calculated by the design programme SystemairCAD based on the actual data of the designed unit

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The energy class is calculated by the design programme SystemairCAD based on the actual data of the designed unit.
Royal power in the Viking Age was however very fragile

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Royal power in the Viking Age was, however, very fragile.
Our RFAfiles for use in AutoDesk Revit contain a lot of useful information in terms of electrical data dimensions and light distribution

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Our .RFA-files for use in AutoDesk Revit contain a lot of useful information in terms of electrical data, dimensions, and light distribution.