Grayl water filters at ASMC

Grayl stands for high-performance water purifiers that turn water from almost any source into clean drinking water on the go. The brand was developed with the aim of creating a fast and simple solution for mobile water treatment – without pumps, hoses or complicated filter systems.

With OnePress® technology, water can be purified in just a few seconds. The compact all-in-one systems are therefore particularly popular with outdoor enthusiasts, travelers and emergency personnel who need to rely on their equipment.

Grayl water filters for outdoor, travel and emergencies

Grayl purifiers are ideal for situations where reliable drinking water is crucial.

Typical areas of use:

• Trekking, bushcraft and backpacking

• Camping and outdoor adventures

• Travel to regions with unreliable water supplies

• Emergency equipment and crisis preparedness

With a Grayl water filter, you stay independent of bottled water or complex filtration systems when you’re on the go.

Grayl Geopress vs. Ultrapress – key differences at a glance

Many people ask themselves: Grayl Ultrapress or Geopress – which model is the better fit?

Grayl Geopress

• larger capacity for longer tours

• particularly rugged for demanding conditions

• ideal for expeditions and intensive outdoor use

Grayl Ultrapress

• more compact and lighter

• perfect for daypacks and travel

• fast water treatment with minimal pack size

Both models provide reliable water treatment in a practical all-in-one system.

How safe is a Grayl water filter?

Grayl purifiers remove up to 99.99% of major pathogens and contaminants, including:

• Bacteria

• Protozoa

• many viruses

• Particles and microplastics

• numerous chemicals and heavy metals

This makes Grayl systems particularly suitable for outdoor tours, travel and emergencies. It is important to replace the filter cartridges regularly and to use the systems correctly.

What can a Grayl water filter not filter?

Despite the powerful filtration technology, there are limits:

• Salt water cannot be desalinated

• heavily chemically contaminated water cannot be completely neutralized

• dissolved minerals remain in the water

Frequently asked questions about Grayl water filters

Can Grayl filter salt water?
No. The systems are not suitable for seawater.

Which contaminants does Grayl remove?
Grayl removes up to 99.99% of bacteria, viruses, protozoa, microplastics as well as many chemicals and heavy metals.

Which model suits me – Geopress or Ultrapress?

• For longer tours and expeditions: Geopress

• For travel and day trips: Ultrapress