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  • 40627 Düsseldorf-Unterbach
    Kirche St. Mariä Himmelfahrt

    temperature:
    19,2
    °C
    humidity:
    63,5
    %rF
    measured:
    21:46
    h
  • 31134 Hildesheim
    Michaeliskirche

    temperature:
    19,4
    °C
    humidity:
    56,3
    %rF
    measured:
    21:47
    h
  • 40668 Meerbusch-Lank
    Kirche St. Stephanus

    temperature:
    19,7
    °C
    humidity:
    58,9
    %rF
    measured:
    21:44
    h
  • 50676 Köln
    Krypta Maria im Kapitol

    temperature:
    19,1
    °C
    humidity:
    78,0
    %rF
    measured:
    21:46
    h
  • 66346 Püttlingen-Köllerbach
    ev. Martinskirche

    temperature:
    17,1
    °C
    humidity:
    65,6
    %rF
    measured:
    21:45
    h
  • MAHR electrical workshop
    Development, construction and testing of our MAHR-Actherm® -control system for churches
  • MAHR Electrical workshop
    Testing of a MAHR-Actherm® control system for churches
  • Aachen Cathedral
    … equipped with a MAHR church heating since 1912