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Complaint Form

We care about ensuring that our windows and doors serve you well in the long term. If a defect has occurred during the warranty period, please let us know via the form below. A faster solution will help us speed up the attached photo or video.

Our service team is available to you Mon—Fri, 8:00 — 16:00, or by appointment.

Personal data
Customer address
Address of the construction
More information
Annex (e.g. project documentation, drawings or photographs)
Recording
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Recording
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Nahrávání se nezdařilo. Maximální velikost souborů je 10 MB.
Recording
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Nahrávání se nezdařilo. Maximální velikost souborů je 10 MB.
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Frequently Asked Questions

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What if I have a technical question or want to check compatibility?

Stačí nás kontaktovat — technické oddělení vám poskytne:

  • doporučení typu profilu
  • informace o statice
  • vhodnost pro pasivní a nízkoenergetické domy
  • detaily k montážním postupům
  • možnosti atypů
Do you provide a non-binding calculation?

Yes, a non-binding quote is standard. After filling in the form, the dealer will contact you, discuss the specification with you, recommend a suitable solution and prepare an accurate calculation — including the approximate price of the assembly.

What is the procedure when I want to order SULKO windows?

The process is simple and fully framed by care:

  1. Submit a request or call.
  2. You will be contacted by an expert technician or trader.
  3. We will conduct a survey and recommend the appropriate solution.
  4. We will prepare a quotation with exact parameters.
  5. After approval, we will start production in Zabra.
  6. We schedule the assembly with our certified team.

From the first consultation to installation, you always have One contact person.

Do you have other questions?

Feel free to contact us for more information.