An osmosis water filter purifies tap water through a process called reverse osmosis . This process removes dissolved solids, bacteria, viruses, and micropollutants from the water. The system is connected directly to the drinking water supply and operated via a special tap. This way, you always have pure and tasty drinking water at home.

PRE, RO en POST filter set 3
The Source 50

What is an osmosis water filter?

Reverse osmosis is an advanced water purification technique that ensures only pure water molecules remain. This process is recognized worldwide as one of the most effective ways to filter tap water to source-quality water . Substances such as nitrates, PFAS, microplastics, metals , and bacteria are left behind. The result is water of exceptionally high purity, without odor or aftertaste.

  1. Pre-filtering:
    The water first flows through a pre-filter (for example a carbon filter) that removes sand, rust, chlorine and larger impurities from the water.
  2. The core: reverse osmosis membrane
    The water then passes through an extremely fine RO (reverse osmosis) membrane . This is the heart of the filtration system .

    This membrane holds:
  • heavy metals (such as lead and zinc),
  • drug residues,
  • pesticides,
  • PFAS,
  • stop viruses and bacteria and only allow water molecules to pass through.

3. Post-filtering for taste

Finally, the purified water passes through a carbon post-filter. This gives the water its fresh, smooth taste. Every drop is clear, pure, and delicious to drink.

Drinking water filter system
PRE, RO en POST filter pack 3 voor kantoren

What does an osmosis filter remove from water?

  • Lead and copper
  • PFAS, microplastics, chlorine
  • Bacteria, viruses
  • Waste from medicines and pesticides
  • Lime and fragrances
Certified

The Benefits of an Osmosis Water Filter

  • Removes up to 99% of all impurities
  • Improves the smell and taste of water
  • Environmentally friendly: no more plastic bottles needed
  • Lower costs in the long term

Why choose PureAqua?

Specialists

Every client is unique, and that's how we approach our projects. Whether it's a home, office, or anything else, we're here to help. This way, clean water becomes not just a basic necessity, but an experience.

Personal approach

With us, you don't get a standard solution, but dedicated attention. We listen to your needs, brainstorm with you, and guide you every step of the way. From initial contact to installation and aftercare.

High-quality technology

We use the best filtration technology: reverse osmosis. Our system – The Source – filters up to 99% of unwanted substances from your tap water. Completely powerless, compact, and certified.

Free installation

No hassle, no worries. Our experienced team will take care of the installation. That's the PureAqua promise: carefree enjoyment of pure water.

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Frequently asked questions about osmosis water filters

Is reverse osmosis water safe to drink?

Yes. It meets all applicable drinking water standards and is even suitable for baby food.

Is it difficult to install?

No, installing an osmosis water filter isn't difficult , especially with our help. Pure Aqua offers complete installation by experienced technicians. Our system is compact, powerless, and designed for easy installation under your kitchen cabinet. Prefer to do it yourself? Clear instructions are provided.

How much water is lost in the filtering process?

In modern systems, this is minimal. Only a small volume of water is used to flush the membrane.

How long does an osmosis filter last?

A PureAqua osmosis filter lasts an average of 12 to 24 months , depending on usage and water quality in your region.

What is the average cost of an osmosis water filter?

The price of a reverse osmosis water filter varies depending on the system and its options. At PureAqua, a complete system like The Source starts at around €395, including filters. This is an investment in your health, comfort, and sustainability. You'll also save on bottled water and contribute to less plastic consumption.