Advanced Water Treatment Technology
A comprehensive portfolio of biological, physical, and chemical treatment technologies — from primary screening and biological treatment through to tertiary polishing and zero liquid discharge.
Overview
Integrated Treatment Solutions
Advanced water treatment encompasses the full spectrum of processes required to transform raw wastewater or impaired water sources into clean water meeting industrial, regulatory, or reuse standards. Spans Envirotech offers an integrated portfolio spanning biological treatment, aeration, sludge management, solid-liquid separation, and tertiary polishing — enabling complete treatment train design from a single source.
Our biological treatment technologies include MBBR, MBR, IFAS, and advanced activated sludge configurations, each optimised for specific loading rates, effluent targets, and site constraints. Supporting aeration and blower systems — fine bubble diffusers, aspirator aerators, and turbo blowers — ensure energy-efficient oxygen delivery. Downstream sludge treatment via volute dewatering and thermal drying minimises disposal volumes and operating costs.
Tertiary treatment technologies including disk filters, membrane systems, and advanced oxidation ensure compliance with stringent effluent limits and enable water reuse. Across all stages, our solutions emphasise energy efficiency, automation, and minimal operator intervention to reduce lifecycle costs.
Technology Portfolio
All Treatment Technologies
Browse our full range of water treatment solutions organised by process category.
Biological Treatment
Core biological processes for organic matter and nutrient removal using suspended and attached growth systems.
MBBR Technology
Moving Bed Biofilm Reactor — compact, high-rate biological treatment using floating carrier media.
Learn more →MBR Technology
Membrane Bioreactor — integrates activated sludge with ultrafiltration membranes for superior effluent quality.
Learn more →IFAS Technology
Integrated Fixed-Film Activated Sludge — hybrid process boosting capacity of existing aeration tanks by 50–100%.
Learn more →Advanced Activated Sludge Process
Enhanced activated sludge configurations for high-performance BOD, nitrogen, and phosphorus removal.
Learn more →A²O Process
Anaerobic–Anoxic–Oxic biological process for simultaneous carbon, nitrogen, and phosphorus removal.
Learn more →AS+ Technology
Enhanced activated sludge system with superior treatment performance for industrial effluents.
Learn more →Rotating Biological Contactors
Fixed-film biological process using rotating disc media for efficient BOD and nitrification treatment.
Learn more →SBR Technology
Sequencing Batch Reactor — cyclic fill-and-draw treatment process ideal for variable flow conditions.
Learn more →Aeration & Air Supply
Energy-efficient systems to deliver oxygen to biological treatment processes and achieve optimal mixing.
Diffused Aeration Systems
Fine bubble membrane diffusers delivering < 1 mm bubbles for 30–35% energy savings over conventional aeration.
Learn more →Aspirator Type Aerators
Hollow-shaft aerators requiring no external blower — self-drawing, clog-resistant, and low maintenance.
Learn more →Centrifugal & Turbo Blowers
High-efficiency blowers with up to 45% energy savings, 100% oil-free air, and low noise (<85 dB).
Learn more →Intelligent Flow Control Systems
Compressed air flow and pressure management devices delivering 4–25% energy savings with ±1 psig constant pressure.
Learn more →Sludge Treatment
Technologies for thickening, dewatering, and drying sludge to reduce volumes and enable beneficial reuse.
Volute Sludge Dewatering
5th-generation screw-press technology for 24/7 automatic, clog-free sludge dewatering at low energy.
Learn more →Sludge Drying Systems
Indirect heated spindle dryer reducing sludge moisture from ~85% to ~5% for minimal disposal volume.
Learn more →Monobelt Dewatering
Single-belt dewatering press for continuous, efficient liquid-solid separation of biological sludges.
Learn more →Teknobag Draimad
Geotextile dewatering bags for large-volume sludge dewatering in ponds, lagoons, and dredging projects.
Learn more →Solid-Liquid Separation & Screening
Mechanical separation technologies for removing solids, screening influents, and polishing final effluents.
Solid-Liquid Separation Systems
Comprehensive clarifiers, DAF units, filters, centrifuges, and presses for all separation stages.
Learn more →Disk Filters — Tertiary Treatment
Continuous stacked fiber-cloth disk filters for tertiary polishing, SS removal, and phosphorus reduction.
Learn more →Rotary Drum Screens
Self-cleaning rotary drum screens for primary screening of coarse solids from municipal and industrial flows.
Learn more →Fine Bar Screens
Fine mechanical screens for effective removal of fibres, rags, and fine solids at plant headworks.
Learn more →Advanced Mini Screens
Compact micro-screening solutions for fine solids removal in space-constrained treatment plants.
Learn more →Settling Tanks
Gravity clarification tanks for primary and secondary treatment of suspended solids.
Learn more →Fat Traps & Grease Separators
Passive and active grease separation units for pre-treatment of food, hospitality, and catering effluents.
Learn more →Tertiary & Advanced Treatment
Technologies for polishing effluent to meet stringent reuse or discharge standards beyond secondary treatment.
Anti-Scale & Anti-Rust Water Treatment
Chemical-free pellet technology preventing scale and rust in cooling, boiler, and utility water systems.
Learn more →Water Treatment Chemicals
Coagulants, flocculants, scale inhibitors, and biocides for optimising water and wastewater treatment.
Learn more →Static Mixer
Inline passive mixing devices for chemical dosing, pH adjustment, and process blending without moving parts.
Learn more →Diffusers
Specialised diffuser assemblies for uniform gas distribution in aeration tanks and reactors.
Learn more →Specialised Industrial Systems
Purpose-built treatment solutions for high-complexity industrial wastewater streams.
Solvent Extraction Systems
Liquid-liquid extraction for recovery of solvents, metals, and valuable compounds from industrial effluents.
Learn more →Distillation Systems
Thermal distillation for separation and purification of complex liquid waste streams and solvent recovery.
Learn more →Evaporation Systems
Mechanical vapour recompression and multi-effect evaporation for volume reduction and ZLD applications.
Learn more →Wastewater Pumps
Submersible, centrifugal, and progressive cavity pumps for all stages of wastewater collection and transfer.
Learn more →Combustion Systems
Industrial combustion solutions for thermal oxidation of waste gases and process heat generation.
Learn more →Need Help Selecting the Right Technology?
Our engineers will assess your wastewater characteristics and recommend the optimal treatment train for your application and budget.