Concept: High quality, low cost, fully adjustable.
Advantages: O&M cost >40% lower; land saving 30-60%; build time 30-60 days; capex 20-30% lower.
Processes: A²/O, A²/O-MBBR, A/O-MBR.
Effluent: Surface-water class III/IV or class-1A; capacity from 100 to 10,000+ t/d.