Complaint recording for retailers, trade, installers


- Complete the online form in full.
- Enter your company data and state the customer number of your responsible wholesaler. (If necessary, use the “Search” function to find your wholesaler).

- Enter the end customer’s data (mandatory fields are indicated by *)
- Describe the fault and enter the required details for the item that is the subject of the complaint. Provide a detailed explanation of your complaint. You can upload up to three attachments (correspondence, photos, etc.).
- Send us your online complaint.

- Conclusion of the complaint: you will receive your personal reference number and a confirmation email. We will contact you and/or the end customer as quickly as possible to clarify further details. You can also download all recorded data in PDF form.
Click here to record a complaint.
Any questions?
You can find your number here to contact us.
