Effective protection against solid contaminants
WEH® Particle Filters are available in both round inline and T-type versions and can be flexibly integrated into a wide variety of systems.
Efficient media filtration
Filtration ratings from 10 to 50 microns – high cleaning performance with minimal pressure drop.
Reusable Filters
Wire-wound filter inserts can be cleaned and reused multiple times – reducing operating costs and saving resources.
Low maintenance in
T-type design
The filter element is accessible without dismantling the piping – minimizing downtime during maintenance and inspection.
Highly stable & pressure-resistant
Robust design for operating pressures up to 490 bar – reliable even in demanding applications.
Corrosion-resistant &
media-compatible
Stainless steel and special alloys provide reliable protection – ideal for aggressive or flammable gases.
Function of the Particle Filters
The pressurized gas flows into the filter inlet and passes through a fine filter element. In the process, contaminants are separated by various physical effects:
- Direct impact: Larger particles collide directly with the filter medium and adhere to it.
- Inertial effect: Heavier particles do not follow the gas stream during directional changes and settle out.
- Sieving effect: Finest particles are trapped in the narrow gaps of the filter medium.
The purified gas exits the filter through the outlet. Depending on the installation setup, T-type and inline filters are available – ensuring easy maintenance, low pressure drop, and maximum flexibility.
Typical Applications at a Glance

Filtering media
Contaminants in the gas flow pose a risk to operational safety – even the smallest particles or liquid aerosols can cause failures. WEH® Filter Technology reliably protects your systems.
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Catalogs
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Operating Instructions
All information on the safe commissioning and use of our products - including safety instructions and step-by-step instructions.
Certificates
Our products are tested and certified according to international standards. Here you will find all relevant quality and conformity certificates.
Why WEH?
Quality You Can Rely On
Our products are manufactured to the highest standards. At WEH, quality is no coincidence – it’s our standard, ensured by 100% final inspection and certified processes.
Service You Can Rely On
By choosing a WEH® product, you’ve chosen long-lasting quality. And our service ensures it stays that way. Whether maintenance, inspection, repair, or original spare parts – our experienced team is committed to maximum safety, efficiency, and preserving the value of your equipment.

Fast and Helpful Support
Questions about application, technology, or spare parts? Our technical support team is here for you – direct, competent, and without detours. Personally available and globally reliable.



































