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Questions, suggestions or problems?
Even with all the quality and care in the world, questions or problems can sometimes arise. Simply contact your professional installer. They will be happy to assist you with your concerns using their expertise.
For everyone who likes to stay up to date about us and our products, there is our free KONNEX newsletter. Simply register here and receive all the latest information directly by email.
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With the KOSTAL installation videos, you will receive the most important information for quick and professional installation of almost all KOSTAL products in a clear and understandable manner - exactly when you need them. And in any location.
You can find detailed descriptions of the installation in the operating instructions in the download area.
If you have a technical problem or a malfunction occurs, please use the complaint form. This is used to get more detailed information. In this way we can find a solution in a targeted manner.
