Data quality guidelines of the HVAC sector

The need to improve the quality of electronic product data in data transfer between industry and wholesalers in the sanitary, heating and air conditioning (HVAC) sector gave rise to the initiation of data quality management by the German Wholesale Association for Building Technology (DGH) and the ARGE Neue Medien (New Media Working Group) many years ago . The joint work in data quality management focused on the coordination and control of data quality within the patent verification model, but also on the optimization of processes between industry and trade in data verification and provision.

The data quality guideline is developed by the Standardization of Master Data working group. This is made up of representatives from ARGE Neue Medien, BVBS (Bundesverband Bausoftware), DG Haustechnik and ZVSHK (Zentralverband Sanitär Heizung Klima). It comprises a general section (DQR of the SHK sector) and various appendices:

  • Appendix 1: Definition of data content / principles of data quality 

  • Appendix 2: Quality requirements of the DG Haustechnik for data deliveries from the industry

  • Appendix 3: Quality requirements of the ZVSHK for data deliveries from wholesalers and the industry

Manufacturers who are members of ARGE Neue Medien can obtain support there in providing the data. Non-ARGE members who are participants in Open Datacheck are supported by the Open Datacheck service team. In addition to the DQR with the corresponding appendices, an interface description for data suppliers is available, which supports rapid implementation of the required data quality.

New content in DQR 10.0 explained briefly

With the introduction of the new DQR 10.0 on April 1, 2025, a number of changes have come into effect, such as new content in the header data, new document types in the article document assignment, optional use of accessory groups, updating of the usable ETIM versions, and exceptions to the permitted article type changes. Videos explaining the content have been created to provide a better understanding of the changes in the new DQR 10.0.

In the playlist, you can find out what changes will be made to the Open Datacheck SHK platform as a result of the introduction of DQR 10.0. To facilitate future data provision, there is a short video on the following topics: header data, article data, article document assignments, article texts and groups, article attributes, and checks.

Download Version 10.0

The official documents however are only available in German.

Download Version 9.0

The official documents however are only available in German.

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