Unglazed ceramic filter bodies and lids on a shelf in the Portuguese workshop

Stainless Steel vs Ceramic Water Filters: When Function Meets Craftsmanship

For years, gravity water filters have been designed with one thing in mind: function.

Stainless steel systems, such as Berkey-style gravity filters, have become familiar for exactly that reason. They are practical, durable and designed to do their job.

But when something lives permanently on your kitchen benchtop, we believe how it is made — and how it looks in your home — matters too.

That was the starting point for Claii. 

From appliance to object

Most water filters look like appliances. Stainless steel, plastic, chrome — designed primarily around function, and often something you would rather hide away if you could.

We wanted to approach the water filter differently.

What if a water filter could be something you proudly leave on your benchtop?

Something that feels considered alongside the ceramics, glassware and objects you have carefully chosen for your home.

Not something to hide. Something to become part of the space.

Stainless steel vs handcrafted ceramic

The biggest difference you notice immediately is the material.

Stainless steel gravity filters are manufactured for consistency. Each one is designed to look exactly like the next.

Ceramic behaves differently.

Every Claii water filter is shaped and finished by hand in a fifth-generation family workshop in Portugal.

Small variations in shape, texture and glaze are part of the process. No two pieces are exactly the same.

Those differences aren't imperfections to remove. They're the marks of something made by human hands.

In a world of mass production

We have become used to products being identical.

Made quickly. Made at scale. Made to be replaced.

There is something special about choosing an object that has passed through the hands of people who have spent generations working with the same material.

Claii is made in small batches, using traditional ceramic craftsmanship that takes time, knowledge and human touch.

It's a slower way of making things.

And one we believe is worth keeping alive.

The same everyday ritual, approached differently

Whether stainless steel or ceramic, a countertop gravity filter has a beautifully simple principle: fill the upper chamber and let gravity do the work.

No complicated installation. No electricity. No drilling into your kitchen benchtop.

But the object you interact with every day can feel very different.

We didn't want to create another piece of equipment for the kitchen.

We wanted to create an object for the home that happens to filter your water.

A water filter designed to be seen.

Created in Mallorca.
Handmade in Portugal.
Crafted in small batches.

Because function doesn't have to come at the expense of beauty — and craftsmanship is something worth celebrating.

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