Cookies Policy


The SIGMADAF CLARIFIERS, S.L. website uses its own and third party cookies. A cookie is a file that is downloaded to your computer when you access certain web pages. Cookies allow a website, among other purposes, ensure the proper functioning of the page, allow the user faster access to selected services, store and retrieve information about browsing habits of a user or your computer and even, depending on the information they contain and the way you use your computer, can be used to recognize the user. Cookies are only associated with an anonymous user and your computer or device and do not provide references that reveal your personal data, unless express permission of that.

The user can, at any time, accept or reject the cookies installed that are not strictly necessary for the correct functioning of the website and the User's access to its services, through the cookies adjustment panel provided on our website. Likewise, you may configure your browser at any time without affecting the User's ability to access the contents. However, we inform you that the rejection of cookies may reduce the proper functioning of the web.


According to the EU directive, the cookies that require the user's informed consent are analytical cookies, advertising and affiliation cookies, with the exception of technical cookies and those necessary for the operation of the website or the provision of services expressly requested by the user.


a) Depending on the entity that manages them, there are first-party cookies (those that are sent to the user's terminal equipment from a computer or domain managed by the editor itself and from which the service requested by the user is provided) and third-party cookies (those that are sent to the user's terminal equipment from a computer or domain that is not managed by the editor, but by another entity that processes the data obtained through the cookies).

b) Depending on the time they remain active, there are session cookies (designed to request and store data while the user accesses a web page) and persistent cookies (in which the data is stored in the terminal and can be accessed and processed for a period defined by the party responsible for the cookie - which can range from a few minutes to several years).

c) According to the purpose for which they process the information they collect, they may be:

- Technical cookies (necessary for the use of the web and the provision of the contracted service),

- Personalization cookies (which allow the user to access the service with predefined characteristics, such as language, browser type, regional configuration, etc.).

- Analysis cookies (collect information on the use of the website),

- Advertising cookies (collect information about users' preferences and personal choices),

- Affiliate cookies (allow tracking of visits coming from other websites, with which the website establishes an affiliation contract).


NamePurpose ExpirationSupplier
 _GRECAPTCHAUsed by Google reCaptcha for risk analysis 6 months
 This cookie is set by Google reCAPTCHA, which protects the site against spam queries on contact forms. Persistent
_ga_*Contains a unique identifier used by Google Analytics 4 to determine that two distinct visits belong to the same user across all browsing
_gaContains a unique identifier used by Google Analytics 4 to determine that two distinct visits belong to the same user across all browsing
_gcl_auUsed by Google AdSense to understand user interaction with the website by generating analytical data.3
test_cookieIt is used to check if the user's browser supports cookies.15

While browsing our website, cookies from our social networks may be stored in your browser. Below are links to the social media cookies we use on this website:


At any time you can access your browser settings by accepting or rejecting all cookies, or select those that the installation supports and those that do not, by following one of the following procedures, depending on the browser you use:

Google Chrome (in the Tools Menu):

Settings> Show advanced options> Privacy (Content settings)> Cookies:

Microsoft Edge (in the Settings Menu):

Settings > Cookies and site permissions:



Options> Privacy> Cookies:

Safari, iPad and iPhone:

Preferences> Privacy


Settings> Options> Advanced> Cookies

These browsers are subject to change or modification, so we can not guarantee that they are completely adjusted to the version of your browser. It may also be that you are using another browser not covered by these links, such as Konqueror, Arora, Flock, etc. To avoid these mismatches, you can access them directly from your browser options, usually in the "Options" menu in the "Privacy" section. (Please consult your browser's help for more information).


SIGMADAF CLARIFIERS, S.L. reserves the right to modify this policy to adapt it to new legislation or jurisprudence.


To restrict or block cookies, this is done through your browser settings.

If you do not want websites to place any cookies on your computer, you can adjust your browser settings so that you are notified before any cookies are placed. Similarly, you can adjust your browser settings so that your browser rejects all cookies, or only third-party cookies. You can also delete any cookies that are already on your computer. Remember that you will need to adjust the settings separately for each browser and computer you use.

Please note that if you do not wish to receive cookies, we can no longer guarantee that our website will function as intended. Some features of the site may be lost and you may no longer be able to view certain websites. Also, declining cookies does not mean that you will no longer see advertisements. Advertisements will simply not be tailored to your interests and will be repeated more frequently.

Each browser has a different method of adapting the settings. If necessary, consult the browser's help function to set the correct settings.

To disable cookies on your cell phone, please refer to your device's manual for more information.

You can learn more about cookies on the Internet at

Considering the way the Internet and websites work, we do not always have information on cookies placed by third parties through our website. This applies especially to cases where the website contains what are called embedded elements: texts, documents, images or short movies that are stored elsewhere, but are displayed on or via our website.

Therefore, in case you encounter such cookies on this website and they are not listed above, please let us know. Alternatively, please contact the third party directly to request information about the cookies it places, the purpose and duration of the cookie, and how it has ensured your privacy.


Who is responsible for the processing of your personal data?

SIGMADAF CLARIFIERS, S.L. is responsible for the treatment of the personal data you provide us, located at Carrer C, 19, 17844, Cornellà del Terri, Girona and with CIF B55333462. Telephone 972 223 481 and mail contact

What do we use your personal data for?

Information collected through first-party cookies (session and user input cookies) are typically used to track user actions when filling out online forms on various pages, or as a shopping cart to keep track of items the user has selected by clicking a button, or to customize the user interface when visiting the website.

The information collected through third-party cookies is as follows: 

  • Analytical cookies are used to analyze your browsing habits in order to improve the services provided;
  • Behavioral cookies collect information about user preferences in order to manage advertising space as effectively as possible; and
  • advertising cookies measure the performance of advertisements and provide product recommendations based on statistical data.

To see exactly how cookies are used, see the table on the use of cookies on this website.

What is the legal basis for the processing of your personal data?

The legitimacy for the processing of your personal data is given by your consent, given at the time of contacting us, for the use of analytical, behavioral and advertising cookies; for session or personalization cookies, the legitimacy for the processing is given by the legitimate interest of the provider (data controller).

To whom do we communicate your data?

No data will be transferred or communicated to third parties, except by legal obligation or to the third parties indicated in the case of use of cookies managed by them.

How long will your data be kept?

The storage period for the data collected is as indicated in the table on the use of cookies on this website.

What are your rights?

The rights that protect the user are those of access, rectification, deletion, portability, withdrawal of consent (without affecting the lawfulness of the processing granted prior to its withdrawal), opposition to processing, limitation (in certain circumstances) and to file a complaint with the supervisory authority (the Spanish Data Protection Agency,