Privacy policy

Last updated : 26 September 2026

This policy describes the use of personal data on Adoucisseur-Eau.lu under the General Data Protection Regulation (GDPR) and Luxembourg law.

Data controller

The CMO.lu S.à r.l.-S, 4, rue Josy Printz, L-5841 Hesperange, Luxembourg (RCS B304999), is responsible for processing associated with the website and forwarding enquiries. Contact: contact@adoucisseur-eau.lu.

Data collected

Depending on the form and fields completed, we collect your name, email address, telephone number, town or municipality, postcode, household size, property type, priorities, preferred timeframe, preferred model and message. Technical data, such as connection logs, may be recorded by the server for security.

Purposes

  • Responding to enquiries and preparing quotations
  • Arranging appointments or water tests
  • Following up projects, installation and after-sales service
  • Maintaining website security and operation

Legal basis

Processing relies on your consent, steps taken before entering into a contract or performance of a contract, and our legitimate interest in responding to enquiries and securing the website.

Recipients

Your enquiry and the contact details needed to follow it up are shared with our partner Seliac to advise you, prepare a quotation and support your project. The Adoucisseur-Eau.lu teams and technical providers, including hosting and email services, may also access the data as necessary for their roles.

Retention

Enquiry data is kept for the time necessary to process the request, then archived as required by applicable legal obligations, including accounting obligations, before deletion.

Your rights

You have rights of access, correction, erasure, restriction, objection and data portability, as well as the right to withdraw consent. To exercise them, email contact@adoucisseur-eau.lu. You may also complain to Luxembourg’s Commission nationale pour la protection des données (CNPD).

Security

We implement appropriate technical and organisational measures to protect data against unauthorised access, loss or disclosure.

Advertising measurement and enhanced conversions

With your permission for marketing cookies, we measure advertising performance through Google Ads and Google Analytics 4. A hashed representation of your email address and/or telephone number may be sent to Google for conversion attribution through Enhanced Conversions. Your contact details are not sent in plain text for this purpose. This happens only if you have accepted marketing cookies. You can withdraw consent at any time through Manage cookies.

Cookies

Our cookie policy explains the use of cookies.