Industrial Ventilation, Extraction and Filter Systems
WALTER GmbH, Karlsruhe
Clean air means safety, health and future. For over 30 years, WALTER GmbH has been ensuring that industrial processes can breathe. With individually planned filter and piping systems, we create sustainable solutions – for people, machines and the environment.
WALTER GmbH – because clean air is no coincidence.
Our Services
We plan, manufacture and install four core services for industrial process air:
Extraction Systems
Point-source extraction, hall dedusting and central extraction systems for dust, chips, smoke, mist and vapors - designed for your specific process conditions.
Filter Systems
Bag filters, cartridge filters, wet scrubbers and oil mist separators for air volumes from 3,000 to 60,000 m³/h.
Piping Construction
Welded pipes and ducts according to DIN 24151, 1506, 1505, 24192 and 24154 - manufactured in our Karlsruhe production facility.
Ventilation Systems
Industrial ventilation and air conditioning systems for production, manufacturing halls and specialized applications. Air volume design, component manufacturing and installation entirely from a single source.
About WALTER GmbH
For over 30 years we have developed individual solutions for industrial process air in Karlsruhe. Our engineers plan, our fabricators manufacture in our own production facility, and our installers commission the systems at the customer's site. Consulting, planning, manufacturing, installation, commissioning and regular maintenance: everything from a single source, without interfaces, without handover losses, and with clear responsibilities throughout the entire lifecycle of your system.
Industries and Applications
Our systems operate across a wide range of industries and application scenarios:
- Metal processing (welding, grinding, blasting, fettling)
- Foundries (crucible furnaces, sand processing, zinc melting furnaces)
- Chemical industry
- Machinery and plant engineering
- Cement industry
- Pharmaceutical industry
- Waste management and recycling
Why WALTER GmbH
What sets WALTER GmbH apart from other ventilation system builders:
Over 30 years of experience
Planning, manufacturing and installation of industrial ventilation, extraction and filter systems since 1995.
Own production facility
Component manufacturing in Karlsruhe - short distances, direct responsibility and full quality control.
Everything from a single source
From the first airflow calculation through system design to regular maintenance - no interfaces between planning, manufacturing and service.
Individually dimensioned
No off-the-shelf standard solutions: every system is designed for your processes, your building conditions and your production rhythms.
Standards-compliant maintenance
Regular maintenance service keeps your systems operational and documents inspections according to the respective DIN standards.
Your next project?
Are you planning a new system, looking to optimize an existing one, or need advice on standards-compliant maintenance? Our engineers and technicians will advise you individually on your requirements - also on site at your premises.
Get in touch