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Star Holding

Star Holding FAQs

Can I help you?

Welcome. There are many FAQs about Star Holding that I or any of my colleagues receive.

It could be a question about the after-sales service, about prices, where can I send my CV, etc. Frequently asked questions about Star Holding that I want to answer.

The question you have may be someone else's. We gather the main questions about Star Holding in FAQ
That doubt you have may be someone else’s

The doubt of one may be that of another, that is why I present this part created for you. Because one’s doubt may be yours.

All questions about Star Holding in the same space

You will no longer have to go from one end to another on the web to find the answer. That is, if you see that you have a question that is not there, do not hesitate to send an email to or through the other contact channels that are available.

Frequent questions about Star Holding:

Where can I send my CV?

You can send your CV directly by email to or through the following page (here you can find out about the company’s labor policy).

I have a problem with my osmosis equipment. Where do I have to call?

Call the following number now: 937990887

How can I buy on the web?

There are currently 3 ways to buy on the web:

  • Calling the phone number that you will find accompanying each product.
  • Leaving your phone number or email in the forms that you will find accompanying each product.
  • Sending an email to saying what device you want.

How do I know which is the best device for me?

In the blog you can find advice on the devices, how to use them and in which situation it is better to use them (and which one you use depending on the context).

If you see that the question you are looking for is not there (the blog is constantly updated), do not hesitate to make a call to 937 990 887 or send an email to and tell us your question.

When should I change my osmosis filters?

The answer is: depends. Star Holding osmosis filters do not have a specific expiration date.

Its wear depends on several elements like where you live, time, use time, etc.

One of the most frequently asked questions about Star Holding is about changing osmosis filters.
The change of osmosis filters is one of the most frequent doubts

More questions:

How can I find out the price of a product?

If you want to know the price of any product, contact us through any of the channels that you will find here.

How can I find out more about financing?

Each house is a different world; that is why each financing needs a personal plan.

Contact us through any of our channels to make a personal financing plan.

If I buy something, will you send it home to me?

Of course! Call 937990887 to find out more about the subject but I already tell you that if you are from Catalonia, we will go and install it for you personally and you do not have to spend a single euro more.

I move. Can I move my osmosis device?

Of course. If you move house, call 937990887 and one of our technicians will move your osmosis equipment from your old residence to your new location.

Opinions about Star Catalunya and Star Water (some answers are in spanish)

Where can I read opinions about Star Catalunya or opinions of Star Water?

Do you have any more questions or do you consider that a question is missing that should be yes or yes? Write to me at and I will be delighted to add it (apart i will answer you).

Si quieres leer las preguntas en castellano, da clic aquí. Si les vols llegir en català, dóna-ho aquí.

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