
Planning, installation and servicing of water treatment systems for industry and building services

WAG Wasseraufbereitung GmbH
Weigelsdorf, AustriaNew on Amplifa
About us
WAG Wasseraufbereitung GmbH is a provider specialised in water technology, headquartered in Weigelsdorf, Lower Austria. The company was founded in 2007 as Hager+Elsässer Austria Ges.m.b.H and converted into WAG Wasseraufbereitung GmbH in 2014. The product range includes softening and decarbonisation systems, filtration technology, reverse osmosis systems, pressure boosting systems, mixed-bed cartridge demineralisers, dosing systems and UV disinfection systems, as well as system separators, pressure reducing valves and process analysis instruments. In addition, conditioning agents and biocides are supplied for drinking, process, boiler, cooling, air-conditioning and heating water. The services range from consulting and planning through installation and commissioning to maintenance, repair, chemical cleaning, water analyses and the servicing of water circuits in accordance with ÖNORM H5195 and ÖNORM B5020. Customers come from industry, building services, the healthcare sector, as well as from facility management companies and plant manufacturers.
- Site
- Weigelsdorf
- Processes
- Softening systems (single, dual, alternating, quality-controlled), Filtration technology (cartridge filters, backwash filters, activated carbon filters,, System separation (system separators, pressure reducing valves, overflow valves), Reverse osmosis systems (skid-mounted systems with 4"/8" modules, counterpressure reverse osmosis), Pressure boosting systems (single, multiple, frequency-controlled), Mixed-bed cartridge demineralisers (single/dual systems), Dosing systems (metering pumps, chlorine dioxide systems), UV disinfection systems (with/without DVGW/ÖVGW certification, with/without transmission
- Materials
- Softening systems, Filtration technology, Reverse osmosis systems, Pressure boosting systems, UV disinfection systems, Dosing systems, Process analysis instruments, Chemicals
- Certificates
- ÖNORM H5195, ÖNORM B5020, DVGW/ÖVGW certification
- Founded
- 2007
- Industries
- Industrial companies, Hospitals and geriatric facilities, Shopping centres, Housing cooperatives, Facility management companies, System manufacturers
- 01
Consulting
- 02
Planning
- 03
Installation
- 04
Commissioning
- 05
Maintenance and upkeep
- 06
Servicing and supply of operating materials
Products and processes
Softening systems
Single, dual, alternating and quality-controlled softening systems for industrial and commercial applications.
Filtration technology
Cartridge filters, backwash filters, activated carbon filters as well as iron and manganese removal filters.
Reverse osmosis systems
Skid-mounted systems with 4" and 8" modules as well as counterpressure reverse osmosis for purified and ultrapure water.
Pressure boosting systems
Single, multiple and frequency-controlled pressure boosting systems.
UV disinfection systems
UV systems with or without DVGW/ÖVGW certification and transmission measurement.
Dosing systems
Metering pump systems and chlorine dioxide systems for the conditioning of service waters.
Process analysis instruments
Residual hardness control, pH, chlorine, flow, pressure and temperature measurement.
Chemicals
Conditioning agents, biocides, antiscalants and cleaning agents for water circuits and membrane systems.
Locations

Weigelsdorf
ATHeadquarters
Systems and products





Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Softening systems (single, dual, alternating, quality-controlled)Engineering | – | – | – | – | – |
| Filtration technology (cartridge filters, backwash filters, activated carbon filters,Engineering | – | – | – | – | – |
| System separation (system separators, pressure reducing valves, overflow valves)Engineering | – | – | – | – | – |
| Reverse osmosis systems (skid-mounted systems with 4"/8" modules, counterpressure reverse osmosis)Engineering | – | – | – | – | – |
| Pressure boosting systems (single, multiple, frequency-controlled)Engineering | – | – | – | – | – |
| Mixed-bed cartridge demineralisers (single/dual systems)Engineering | – | – | – | – | – |
| Dosing systems (metering pumps, chlorine dioxide systems)Engineering | – | – | – | – | – |
| UV disinfection systems (with/without DVGW/ÖVGW certification, with/without transmissionEngineering | – | – | – | – | – |
| Decarbonisation systemsEngineering | – | – | – | – | – |
| Water analyses and analytics (residual hardness control, pH, chlorine, flow, pressure andTesting | – | – | – | – | – |
| Chemicals/conditioning agents (drinking, process, boiler, cooling, air-conditioning and heatingSurface | – | – | – | – | – |
| PlanningEngineering | – | – | – | – | – |
| InstallationAssembly | – | – | – | – | – |
| CommissioningAssembly | – | – | – | – | – |
| Maintenance and upkeepAssembly | – | – | – | – | – |
| Repair, system cleaning, chemical cleaning, troubleshootingAssembly | – | – | – | – | – |
| Servicing of water circuits, cooling tower servicing in accordance with ÖNORM B5020,Testing | – | – | – | – | – |
Additional services
Quality and standards
The treatment and monitoring of water circuits is carried out in accordance with ÖNORM H5195, cooling tower servicing in accordance with ÖNORM B5020. UV systems are offered with DVGW/ÖVGW certification.
| Evidence | Weigelsdorf |
|---|---|
| ÖNORM H5195 | |
| ÖNORM B5020 | |
| DVGW/ÖVGW certification |
History
- 2007
Founded as Hager+Elsässer Austria Ges.m.b.H in Weigelsdorf, Lower Austria
- 2014
Converted into WAG Wasseraufbereitung GmbH