Contact Us

At UNDA, our team is here to assist with your water purification needs, from product inquiries to specialized advice and customer support.

Send Us a Message

For inquiries, please fill out the form below, or email us at .
We’ll get back to you as soon as possible.


    Contact Details

    Address:UNDA Watermakers
    Europaweg Noord 3A
    9403 BC Assen
    The Netherlands
    Phone number:+31 (0)85 3011 286
    Email address:
    Chamber of Commerce:Groningen, NL, 52321037
    VAT NR.:NL001411058B82
    IBAN:NL84 RABO 0113 7955 48
    BIC:RABONL2U

    Opening Hours

    Our team is available to assist you during the following hours:

    • Monday to Friday: 9:00 AM – 5:00 PM
    • Saturday and Sunday: Closed