Key figures
Over 50 years of experience in water
in water and wastewater treatment
Over 1000 proven installations worldwide
delivering high performance results to our customers
Our solutions
Based on decades of innovation and experience, our solutions encompass advanced, resource-efficient technologies and complete turnkey processes tailored to our customers' needs.
• Intake Screening
• Raw Water Treatment
• Boiler Feed Water Treatment
• Condensate Polishing
• Flue Gas Condensate Treatment
• Process Water Recycling
• Wastewater Treatment & Reuse
• Sludge Handling
• Chemical Handling
• Lifecycle Services
Discover our different types of solution
- Industrial
- Food & Beverage
- Pulp & Paper
- Semiconductor industry
- Mining and minerals
- Energy
Demineralized Water Treatment
- Process water
- Industrial water
At Nijhuis Saur Industries (NSI), part of Saur Group, we deliver high-performance demineralized water treatment solutions for industrial steam and heat systems. From boiler feedwater (...)
- Industrial
- Mining and minerals
- Energy
- Semiconductor industry
- Pulp & Paper
- Pharma & personal care
- Fish processing
- Food & Beverage
- Municipal
- Municipal wastewater
Aerobic treatment
- Industrial water
- Wastewater
Aerobic biological treatment is a process that uses oxygen and microorganisms to remove COD and BOD, breaking down organic pollutants present in the wastewater into simpler, non-harmful (...)
- Municipal
- Municipal drinking water
- Municipal wastewater
- Industrial
- Food & Beverage
- Fish processing
- Pulp & Paper
- Pharma & personal care
- Semiconductor industry
- Mining and minerals
- Energy
Dissolved Air Flotation solutions (DAF)
- Drinking water
- Wastewater
- Industrial water
- PFAS
Our DAF systems are engineered to provide high removal efficiency, operational flexibility, and reliable performance under varying conditions.
- Industrial
- Mining and minerals
- Energy
- Semiconductor industry
- Pulp & Paper
- Pharma & personal care
- Fish processing
- Food & Beverage
- Municipal
- Municipal drinking water
- Municipal wastewater
Membrane filtration
- Process water
- Industrial water
- PFAS
- Micropollutants
- Wastewater
- Drinking water
- Source water
- Rainwater
At Nijhuis Saur Industries (NSI), part of Saur Group, we deliver membrane filtration solutions that drive water reuse, resource recovery, and environmental compliance. Our membrane (...)
- Municipal
- Municipal drinking water
- Municipal wastewater
- Industrial
- Food & Beverage
- Fish processing
- Pulp & Paper
- Pharma & personal care
- Semiconductor industry
- Mining and minerals
- Energy
Filter and screening systems
- Wastewater
- Drinking water
- Industrial water
Filter and screening systems remove large particles from surface water and wastewater. By capturing debris early, they prevent pipe blockages and protect your equipment, helping (...)
