Replacement chart strips are available for meteorographs (baro-thermo-hygrographs) from G. Lufft Mess- und Regeltechnik GmbH. The chart strips are compatible with the following device models: 8070, 8072, 8075. The following chart strips are available for Lufft thermohygrographs: BTH 817, BTH 690, BTH 682, BTH 683, BTH 666, BTH 667, BTH 675.
You can find the respective device number on the base plate of your Lufft device. The diagram number can be found at the bottom right of the recording paper.