Contact us

Customer Service

You can contact our customer service department for water related questions (business days from 8.00 AM until 5.00 PM) or to report a malfunction (available 24 hours) via: 

phone number

Social media

We are happy to answer your questions via Facebook Chat during working days from 8 am to 5 pm. We aim to respond to your message within 24 hours.

Facebook Chat

Contact form

You can send your question or complaint via the Dutch contact form below. 

Contact form

Adjusted Customer Service Opening Hours

  • November 25, 2025: 08:00 AM – 4:00 PM
  • December 5, 2025: 08:00 AM – 4:00 PM
  • December 11, 2025: 10:00 AM – 5:00 PM
  • December 16, 2025: 08:00 AM – 3:00 PM
  • December 24, 2025: 08:00 AM – 4:00 PM
  • December 25–26, 2025: Closed
  • December 31, 2025: 08:00 AM – 4:00 PM
  • January 1–2, 2026: Closed
  • January 6, 2026: 08:00 AM – 3:00 PM