Elefo Cleantech Logo
Decentralized On-Site Wastewater Recycling

Engineering a Cleaner Tomorrow

Eliminate municipal sewer bottlenecks and freshwater tanker dependency. Elefo ReWater is an automated, plug-and-play modular wastewater treatment system that transforms sewage and greywater into clean, reusable flush water on-site.

95%+

Water Recycled

Plug & Play

Factory Built

100%

Pathogen Separation

Container Exterior (Plug & Play)

Flagship Innovation

Meet the Elefo ReWater System

A self-contained, turnkey solution that treats wastewater directly at the source.

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Modular & Compact Footprint

Eliminates prolonged civil excavation. Delivered as a factory-tested containerized unit ready to connect to electrical lines and drain feeds.

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Closed-Loop Non-Potable Reuse

Recovers up to 95% of treated wastewater on-site for toilet flushing and landscaping, directly reducing freshwater tanker costs.

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Automated IoT Operations

Smart PLC automation with built-in sensors, automated backwash cycles, and cloud telemetry for hands-off daily management.

Process Engineering

How Elefo ReWater Purifies Sewage On-Site

A multi-barrier treatment train integrating biological digestion, physical membrane filtration, and oxidation into a closed loop.

Stage 01 ๐Ÿšฐ

Intake & Biological Treatment

Raw wastewater undergoes primary settling and multi-stage biological digestion to break down heavy organic matter and separate solids.

Multi-Chamber Biological Process
Stage 02 ๐Ÿ›ก๏ธ

Ultrafiltration Membrane

The high-precision UF membrane acts as a physical barrier, rejecting all bacteria, pathogens, and suspended solids independent of temperature.

Physical Pathogen Barrier
Stage 03 ๐Ÿ’Ž

Polishing

Water passes through multi-layer media beds and adsorption stages, neutralizing ammonia, residual odors, and dissolved organic traces.

Advanced Media Polishing
Stage 04 ๐Ÿšฝ

Storage & Toilet Flush

Polished water is monitored for COD compliance and pumped up into an overhead storage tank on the toilet structure, feeding flush cisterns by gravity.

Dual Output: Flush & Reject Line
Engineering Visualizer

Inside the Elefo ReWater Plant

Hover or tap any section below to see the continuous treatment flow through the multi-chamber biological process, rear membrane barrier, and advanced polishing stage.

Hover or click a compartment Watch animated fluid flow across the system
Biological Membrane Polishing
Control Panel PLC / IoT Box FILT Ozone Unit Disinfection MULTI CHAMBER Biological Treatment UF MEMBRANE ADVANCED STAGE Polishing PIPE 1: RECYCLED WATER TO TOILET TANK PIPE 2: COD REJECT DISPOSAL LINE SAND FILTER Sludge Bed

Elefo ReWater Architecture: Multi Chamber Biological Treatment • Central Membrane Barrier • Polishing Unit • Forward Sand Filter

Application Scope

Water Types Treated

The Elefo ReWater modular configuration is specifically engineered to treat diverse on-site wastewater streams, handling irregular high organic surges with complete odor elimination.

On-Site Treatment Capability

Closed-Loop Recirculation

Converts raw human waste and wash water into clean non-potable flush water without municipal grid dependency.

Blackwater + Greywater Grid & Off-Grid Compatible
Target Wastewater Streams Full-Spectrum Purification
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Fecal Water (Blackwater)

Heavy organic toilet solids, suspended matter, and pathogens

Treated & Recycled
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Urinal Waste

High ammonia, urea concentrations, and dissolved salts

Treated & Recycled
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Hand & Anal Wash (Greywater)

Surfactants, soaps, detergents, and wash runoff

Treated & Recycled
Target Industries

Sectors We Serve

Customized, reliable on-site treatment engineered for high-demand environments.

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Public Toilets

High-Footfall Municipal & Transit Hubs

Built to manage irregular, heavy organic loads. Prevents sewer line back-flow, eliminates odor complaints, and guarantees continuous toilet flushing without requiring freshwater supply lines.

  • โœ“ Rapid start-up and autonomous operation
  • โœ“ Can be installed right on top of toilet blocks
  • โœ“ Low energy consumption (~1 unit per 1KL)
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Schools

Primary, Secondary & Campuses

Guarantees clean, hygienic toilet facilities for students and faculty. Frees up limited campus water solely for cooking and drinking, creating a completely water-resilient school environment.

  • โœ“ Child-safe, fully enclosed lockable container
  • โœ“ 100% barrier against viruses and bacteria
  • โœ“ Zero foul odor on campus grounds
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Residential

Societies, Enclaves & Buildings

Provides decentralized wastewater processing for residential societies. Recycles greywater and blackwater for dual-flush toilet systems and lush garden landscaping while satisfying environmental norms.

  • โœ“ Compact containerized footprint
  • โœ“ Substantial cut in monthly water tanker bills
  • โœ“ Quiet, automated continuous performance
Get In Touch

Let's Engineer a Sustainable Water Solution

Reach out to our engineering team for technical layouts, site feasibility assessments, or consultations for your school, public toilet, or residential facility.

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Registered Office

Elefo Cleantech Private Limited
Unit No. 216, Emerald Plaza, Sector 65,
Golf Course Extension Road,
Gurugram – 122101, Haryana, India

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Direct Email

For technical enquiries, tenders, and proposals:

info@elefocleantech.com
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Online Portal

Official website & technical portal:

www.elefocleantech.com
MSME Registered Startup India