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  • 40627 Düsseldorf-Unterbach
    Kirche St. Mariä Himmelfahrt

    temperature:
    15,6
    °C
    humidity:
    54,5
    %rF
    measured:
    11:03
    h

  • 31134 Hildesheim
    Michaeliskirche

    temperature:
    15,7
    °C
    humidity:
    54,9
    %rF
    measured:
    11:03
    h

  • 40668 Meerbusch-Lank
    Kirche St. Stephanus

    temperature:
    13,6
    °C
    humidity:
    68,5
    %rF
    measured:
    11:03
    h

  • 52062 Aachen
    DOM

    temperature:
    16,4
    °C
    humidity:
    55,4
    %rF
    measured:
    11:00
    h

  • 50676 Köln
    Krypta Maria im Kapitol

    temperature:
    17,7
    °C
    humidity:
    78,4
    %rF
    measured:
    11:04
    h

  • 66346 Püttlingen-Köllerbach
    ev. Martinskirche

    temperature:
    15,4
    °C
    humidity:
    62,5
    %rF
    measured:
    11:00
    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