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Hybrid Effluent Treatment Plant
A Hybrid Effluent Treatment Plant (ETP) is a wastewater treatment system that combines multiple treatment technologies—typically physical, chemical, and biological processes—to efficiently treat industrial effluent or sewage. The term “hybrid” refers to the integration of conventional and advanced technologies to achieve higher treatment efficiency and meet regulatory discharge standards. Earlier we called it mix biological treatment plant or ETP cum STP.
Hybrid ETP
- Preliminary Treatment (Physical)
- Screening: Removes large solids (plastics, rags).
- Grit Chamber: Removes sand, gravel, and other heavy particles.
- Oil & Grease Trap: Removes floatable oils and grease.
- Primary Treatment (Chemical)
- Coagulation & Flocculation: Uses chemicals (e.g., alum, PAC) to agglomerate fine particles.
- Primary Sedimentation: Settles the flocculated solids.
- Secondary Treatment (Biological)
- Activated Sludge Process (ASP) or Moving Bed Biofilm Reactor (MBBR): Biological degradation of organic matter using microorganisms.
- Tertiary Treatment (Advanced/Hybrid Component)
- Sand/Carbon Filtration: Polishes effluent and removes Odors.
- UV Disinfection or Ozonation: Kills pathogens.
- Reverse Osmosis (RO): For high-purity water recovery in zero-liquid discharge (ZLD) systems. (with ultrafiltration)
- Sludge Handling
- Sludge Thickening and Dewatering (filter press)
- Sludge Drying Beds or Mechanical Presses
- Industries Benefiting from Hybrid ETPs
- Textile and Dyeing
- Pharmaceuticals
- Food and Beverage
- Chemicals and Petrochemicals
- Tannery
- Paper and Pulp
Vepl Rice Mill Effluent Treatment Solutions
Product Price: Rs 8,50,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity(KLD) | 75 KLD |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
| safety of plant | 3mm FRP coting |
Vepl Rice Mill Effluent Treatment Solutions (Powered by Hybrid ETP Technology – Ventilair Engineers Pvt. Ltd. (VEPL)
Understanding the Challenge: Industry-Specific Effluent Complexity
Effluent Treatment is not a one-size-fits-all solution. At Ventilair Engineers Pvt. Ltd. (VEPL), we treat Effluent Treatment Plant (ETP) design as a knowledge-intensive and case-specific discipline, guided by one critical parameter—wastewater quality.
Every industry, and often every plant within an industry, generates unique effluent characteristics. Therefore, before proposing any solution, VEPL mandates a comprehensive water quality analysis from an accredited laboratory. Only then can we determine the most suitable treatment pathway—physio-Chemical, Biological, or a Hybrid System.
Rice Mill Wastewater: A Special Case
Rice milling, especially when comparing raw rice to parboiled rice processing, produces widely varying wastewater in terms of:
- BOD (Biochemical Oxygen Demand)
- COD (Chemical Oxygen Demand)
- TSS (Total Suspended Solids)
- Oil & Grease
- Color, Odor, and pH variability
These differences necessitate a specialized approach to treatment.
VEPL's Innovation: Hybrid Effluent Treatment Plant (H-ETP)
To address the complexities of rice mill effluent, VEPL has developed and implemented the Hybrid Effluent Treatment Plant (H-ETP) — a proprietary solution that combines:
- physio-Chemical Treatment
- Biological Treatment
- Optional advanced tertiary steps like Ozonation, Reed Bed Systems, and Polishing Units
This integrated multi-stage approach ensures high efficiency in reducing BOD, COD, and TSS levels, even under extreme conditions. We refer to this system as a Mix Biological & Combined Treatment Plant, or more commonly as our Biological ETP Hybrid Model.
Why Choose VEPL for Rice Mill ETPs?
- Over 20 years of ETP expertise across industrial sectors
- Customized Hybrid ETPs for raw and parboiled rice mills
- In-house design, engineering, and commissioning
- Proven results for extreme BOD/COD reduction
- Integration of eco-friendly & energy-efficient technology
Additional Information:
- Production Capacity: 5-7 plant / monthly
- Delivery Time: 30 days
- Packaging Details: as per final purchase order
Yes! I am InterestedRequest A Callback
VEPL Hospitality Industry ETP
Product Price: Rs 15,00,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity(KLD) | 150 kld |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
| safety of plant | 3mm coting |
Hospitality Industry ETP
Engineered Excellence & Innovative Water Solutions for the Food & Beverage & Hospitality Industry (VEPL) is a leading ISO-certified company with over 25 years of expertise(1998)in wastewater treatment
solution. We specialize in Hybrid ETP's designed to handle the complex effluents of the Food & Beverage Hospitality, and Restaurant industries.
why us
- ISO Certified
- Registered on GEM (Government e-Marketplace)
- CPWD (Central Public Works Department) Registered Vendor
- Certified by NSIC (National Small Industries Corporation)
- Recognized under MSME (Micro, Small Enterprises)
Ventilair's Trusted Clientele
Our systems are trusted by industry leaders and premium hospitality brands, including:
- Parle G Biscuits
- Nanaji Namkeen
- Savoy Suites Group
- Alka Hotel
- Rennison Hotel
- Radisson Hotel
- Tedu Leaf
- Olive Hotel
- Kahana Shyam Hotel
- Ice cream factories, restaurants, food courts, and central kitchens
- VEPL Speciality:
- MGF & ACF Filters
- Our Multigrade Filters (MGF) and Activated Carbon Filters (ACF) are specially engineered in-house by VEPL.
- Exclusive design and internal flow architecture enhance retention time, improve filtration rate, and extend media life.
- This proprietary design remains one of our core competitive advantages and is a key factor in plant performance.
- All mild steel (MS) structural components are coated with 3mm thick FRP lining for resistance to Corrosion Chemical exposure Harsh weather
Complete Hybrid Process
- Unique Double Tube Settler Technology
Our Double Tube Settler ETP is a unique hybrid system that integrates Physio-Chemical and Biological treatment processes in a compact and highly efficient design. This system ensures optimal water purification and is especially suitable for industries requiring high-quality treated water for reuse purposes such as:
1. Pre-Treatment: Equalization mud & oil traps, flow control
2. Primary Treatment: physio-chemical process using automated flocculation, coagulation & sedimentation
3. Secondary Treatment: MBBR-based biological treatment for BOD/COD reduction
4. Tertiary Treatment: Special MGF/ACF filters, UV disinfection, ozonation
5. Final Polishing: Ultra Filtration (UF) for water reuse quality
Why Choose VEPL
- Over 25 years of industry expertise since 1998
- In-house fabrication and design for total quality control
- Modular, space-saving, and customizable ETP solutions
- Compliance with NGT, CPCB, and SPCB water discharge norms
- Complete electrical & instrumentation setup, including:
- pH & flow monitoring (inlet/outlet)
- IoT-based remote diagnostics (optional)
Water Reuse Applications
Our Hybrid ETP ensures high-quality treated water, ideal for:
- Toilet flushing
- Cooling tower make-up water
- Horticulture & landscaping
- Boiler feed (with RO if required).
Additional Information:
- Production Capacity: 2 plant/ monthly
- Delivery Time: 45 days after advance
- Packaging Details: As per purchase order
Yes! I am InterestedRequest A Callback
Effluent Treatment Plants (ETP) for Commercial Kitchens & Dairy
Product Price: Rs 12,00,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity(KLD) | 50 KLD |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
| plant life safety | 3 mm FRP coting |
Ventilair Engineers Pvt. Ltd. (VEPL), we specialize in delivering compact and efficient Effluent Treatment Plants (ETPs) for restaurants, food courts, hotels, and commercial kitchens & dairy industry. These facilities generate wastewater that is rich in organic waste, oil & grease, food residues, and cleaning chemicals — making effective treatment essential for environmental safety and regulatory compliance.
We are proud to share that VEPL has successfully installed more than 175 ETPs for the restaurant and food service industry, all of which are running efficiently and meeting prescribed discharge norms.
Typical Wastewater Characteristics
From Restaurants, Hotels, and Food Courts:
- Food waste, starches, and organic solids
- High levels of fats, oils, and grease (FOG)
- Detergents, soaps, and sanitizers
- Suspended solids, foul odors, and emulsified organics
- BOD (Biochemical Oxygen Demand) and COD (Chemical Oxygen Demand)
From Dairy Processing Units:
- Milk spillage, whey, and lactose
- Wastewater from CIP (Cleaning-in-Place) systems
- Fats, proteins, and chemical residues
- Fluctuating pH and high organic load
VEPL’s 4-Stage ETP Process
1️ Pre-Treatment
- Oil & Grease Trap to capture fats and cooking oils
- Bar/Sieve Screening for food particles and solids
- Equalization Tank with aeration to stabilize flow and load
2️ Physio-Chemical Treatment
- pH Correction and dosing for optimal chemical conditions
- Coagulation & Flocculation to separate emulsified fats and solids
- Primary Settler or Tube Settler for effective sludge removal
3️ Biological Treatment
- MBBR (Moving Bed Biofilm Reactor) or ASP (Activated Sludge Process)
- Efficient aerobic degradation of organic pollutants
- Fine bubble diffusers and energy-efficient blowers
tertiary & Polishing Treatment
- Multigrade Sand Filter (MGF) and Activated Carbon Filter (ACF)
- UV Disinfection or Chlorination for pathogen elimination
- Ultra Filtration (UF) for water reuse in toilet flushing, gardening, and floor washing
Why VEPL is the Trusted Choice
- 175+ ETPs installed across India
- Custom-built compact designs for basements, rooftops, and tight urban spaces
- Expert solutions for FOG-heavy, organic-rich wastewater
- Easy-to-operate, low-maintenance systems with automation options
- Fully compliant with CPCB, FSSAI, NGT, and local drainage regulations
Where Our Plants Are Installed
- Restaurants & Cloud Kitchens
- Mall Food Courts & Cafeterias
- 5-Star Hotels & Banquet Halls
- Dairy Processing & Milk Packaging Units
- Corporate & College Canteens
- Highway Dhabas & Industrial Kitchens
- Food Manufacturing & Catering Facilities
- our ETPs
- Designed for odor-free, clog-free operations
- Equipped for water reuse and recycling
- Engineered for long-term durability and ease of use
- Built to ensure zero non-compliance with environmental norms.
Additional Information:
- Production Capacity: 5-7 plant / monthly
- Delivery Time: 45 days after advance
- Packaging Details: as per final purchase order
Yes! I am InterestedRequest A Callback
Effluent Treatment Plants (ETP) for Hospitals & Mortuaries
Product Price: Rs 22,00,000 / PieceGet Best Price
Product Brochure
Product Details:
| Capacity(KLD) | 100 KLD |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
| special | Hybrid etp (etp cum stp) |
Effluent Treatment Plants (ETP) for Hospitals & Mortuaries Safe & Compliant Treatment for Biomedical Effluent
Ventilair Engineers Pvt. Ltd. (VEPL), we specialize in providing advanced Effluent Treatment Plants (ETPs) tailored for hospitals, mortuaries, and medical institutions, where wastewater contains both gray water and hazardous biomedical waste. Our systems are designed to handle complex effluents that require multi-stage treatment to meet strict environmental norms.
We have successfully installed over 200 biological ETP units across the country, helping clients stay compliant with the National Green Tribunal (NGT) and Pollution Control Board (PCB) regulations.
Complex Nature of Hospital & Mortuary Effluent
Hospital and mortuary wastewater includes:
1. Commercial / Gray Water
- Floor cleaning and general housekeeping water
- Washroom and laundry discharge
- Kitchen and handwashing effluent
2. Medical & Surgical Wastewater
- Blood, tissue fluids, surgical waste
- Lab chemicals, sample residues, disinfectants
- Antibiotics, pharmaceuticals, and microbiological waste
This mixed effluent must be treated in multiple steps to ensure that harmful chemicals, pathogens, and organic pollutants are fully neutralized.
Regulatory Compliance: BOD < 10 mg/L for Reuse
As per the latest guidelines from NGT and State Pollution Control Boards, if treated water is intended for reuse (for gardening, flushing, cooling towers, etc.), the Biochemical Oxygen Demand (BOD) must be below 10 mg/L.To achieve this stringent standard, Ventilair Engineers Pvt. Ltd. (VEPL) integrates a Membrane Bioreactor (MBR)-based Ultra Filtration system in the final stage of treatment.
VEPL’s 4-Stage Advanced ETP Process
1. Physico-Chemical Treatment
- Screening, equalization, and pH correction
- Coagulation and flocculation
- Removal of solids, heavy metals and initial chemical load
2. Biological Treatment
- Aerobic treatment via Activated Sludge, MBBR
- Reduces BOD, COD, and organic load from both gray and biomedical wastewater
3. UV Disinfection
- UV treatment or chlorination to kill viruses, and bacteria
- Ensures safe microbiological quality
4. Ultra Filtration via MBR
- Membrane Bioreactor (MBR) ensures filtration down to micro levels
- Reduces BOD to below 10 mg/L as required for water reuse
- Provides clear, odor-free, pathogen-free water suitable for non-potable reuse
Why Choose VEPL for Hospital ETPs?
- 200+ successful installations across hospitals, labs, and mortuaries
- Proven treatment of dual wastewater types (gray + biomedical)
- Compliance with NGT & PCB BOD < 10 mg/L standards for reuse
- Fully automated, space-saving systems
- Energy-efficient and low maintenanc
- Designed for safe discharge and treated water reuse
Trusted by Healthcare Institutions Nationwide
- Government & Private Hospitals
- Clinics & Medical Colleges
- Diagnostic Labs & Research Institutes
- Hostels & Healthcare Residential Facilities
Our Commitment Ventilair Engineers Pvt. Ltd. (VEPL), we understand the sensitivity and risk associated with hospital wastewater. So our ETP sustainable and regulation compliant solutions, backed by technology like MBR-based Ultra Filtration to ensure your treated water meets the highest standards.
Yes! I am InterestedRequest A Callback
VEPL Hybrid ETP For Pharma & Hospital Wastewater
Product Price: Rs 22,00,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity | 100 KLD |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
Ventilair Engineers Pvt. Ltd. (VEPL) is a leading manufacturer and turnkey solution provider for Effluent Treatment Plants (ETPs) and Sewage Treatment Plants (STPs), delivering customized and technologically advanced solutions across industrial sectors.
With a dedicated focus on the Pharmaceutical and Healthcare sector, VEPL has successfully installed over 125 ETP/STP units in pharma manufacturing plants, hospitals, research labs, and medical universities, both in India and abroad.
Understanding the Challenge: Pharma & Hospital Wastewater
The pharmaceutical industry and healthcare sector produce effluents that are complex, hazardous, and non-biodegradable, often containing:
- High COD/BOD levels
- Antibiotic residues & Active Pharmaceutical Ingredients (APIs)
- Disinfectants, Detergents, Solvents
- Toxic organics and laboratory waste
- High pH variation and color
These effluents require a robust and multi-stage treatment system, which is where VEPL’s Hybrid ETP technology excels.
VEPL’s Solution: Hybrid ETP (Mix Biological & Combined Treatment System)
Our Hybrid ETP system for the pharmaceutical industry integrates both physico-chemical and biological treatment processes, ensuring the efficient breakdown of organic pollutants, neutralization of chemical components, and removal of hazardous substances.
Key Treatment Stages:
1. Equalization & Neutralization – For flow and pH control
2. Physico-Chemical Treatment – Coagulation, flocculation, and heavy metal removal
3. Biological Treatment – ASP, MBBR, or SBR based on load and space
4. Advanced Treatment (optional) – Ozonation, Activated Carbon Filtration, UF/RO for polishing
5. Sludge Management – Efficient dewatering and safe disposal
The result is CPCB-compliant discharge quality and protection of downstream water bodies and public health.
Our Presence in the Sector: Trusted by Leading Institutions
We are proud to serve major groups and institutions in the pharma and healthcare sector, including:
- Subharti University
- Shri Ram University, Dehradun
- Paras Hospital
- ESI Hospital, Himachal Pradesh
- Satyanand Hospital
- Mahagen Imaging Laboratory
We’ve also extended our reach internationally, having successfully exported and commissioned ETPs in Nepal and Bhutan.
Why Choose VEPL for Pharmaceutical ETP Solutions?
Over 125 pharma & hospital installations
Proven Hybrid Treatment Technology tailored for pharma waste
CPCB-compliant results post-treatment
Systems designed for antibiotic and chemical resistance removal
Export experience with international compliance support
Complete in-house design, manufacturing, and after-sales service
Applications:
- Bulk Drug Manufacturing Units
- Formulation Plants
- R&D Laboratories
- Hospitals & Medical Colleges
- Diagnostic Centers & Imaging Labs
Need a Reliable ETP for Pharma or Hospital Wastewater?
Ventilair Engineers Pvt. Ltd. delivers cutting-edge, performance-proven effluent treatment systems designed to meet today’s strict environmental standards in the pharmaceutical and healthcare sector.
Additional Information:
- Production Capacity: 5 plant / monthly
- Delivery Time: 45 days
- Packaging Details: as per final order
Yes! I am InterestedRequest A Callback
Effluent Treatment Plant for the Agro & Fertilizer Industry (Hybrid)
Product Price: Rs 25,00,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity(KLD) | 100 KLD |
| Installation Type | Complete Civil Work |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
The fertilizer industry generates effluent that is complex, highly variable, and rich in both organic and inorganic pollutants. The wastewater from fertilizer manufacturing processes typically contains:
- High COD (Chemical Oxygen Demand)
- Ammoniacal Nitrogen and Nitrates
- Phosphates and Sulphates
- Heavy Metals (in some cases)
- Oil & Grease, High TDS, and pH fluctuations
Because of these challenges, a standard biological or chemical treatment alone is often insufficient. This is where VEPL's Hybrid ETP comes in—providing a robust, adaptable, and proven solution.
VEPL’s Hybrid ETP:
Mix Biological & Combined Treatment Technology
At Ventilair Engineers Pvt. Ltd., we specialize in Hybrid Effluent Treatment Plants (Hybrid ETPs) that combine:
1. physio-Chemical Treatment
o Neutralization, coagulation, flocculation
o Removal of phosphates, suspended solids, and heavy metals
2. Biological Treatment
o Activated Sludge Process (ASP), MBBR, & physio chemicle for organic load (BOD/COD) reduction
o Special consideration for ammonia removal using nitrification-denitrification
3. Advanced Treatment / Tertiary Systems (Optional)
o Pressure sand filters, activated carbon filters, ozonation, UF/RO where ZLD is required
o Odor and colour removal systems based on client requirement
This Mix Biological and Combined Treatment Approach ensures that effluent from the fertilizer industry can be treated effectively to meet CPCB and SPCB norms—whether for discharge, reuse, or Zero Liquid Discharge (ZLD) compliance.
Our Experience: 400+ Hybrid ETP Installations
With over 400 ETPs installed across India using our Hybrid treatment model, VEPL is one of the most trusted names in industrial effluent treatment. Our systems are operational in small, medium, and large-scale fertilizer plants, both private and government-owned.
Why Choose VEPL for Fertilizer Industry ETP
Proven experience in handling complex fertilizer effluent
Over 400 Hybrid ETP units successfully installed
Custom-designed solutions based on effluent quality and site conditions
Compliance with discharge norms and ZLD readiness
End-to-end service from design to commissioning and AMC
Applications:
- Urea, DAP, NPK Manufacturing Plants
- Organic and Bio-Fertilizer Units
- Phosphate-based and Nitrogen-based Fertilizer Facilities
- Blending and Granulation Units
Partner with India's Trusted ETP Experts
If your fertilizer plant is struggling with high nutrient loads, variable pH, or stringent pollution control board norms, Ventilair Engineers Pvt. Ltd. is ready to deliver a customized Hybrid ETP solution tailored to your effluent characteristics and regulatory needs.
Additional Information:
- Production Capacity: 3 plant / monthly
- Delivery Time: 45 days after advance
- Packaging Details: as per final purchase order
Yes! I am InterestedRequest A Callback
Hybrid Effluent Treatment Plant (50 kld)
Product Price: Rs 15,50,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Brochure
Product Details:
| Capacity(KLD) | 50 KLD |
| Installation Type | Prefabricated |
| Material Of Construction | Mild Steel |
| Country of Origin | Made in India |
A Hybrid Effluent Treatment Plant (ETP) is a wastewater treatment system that combines multiple treatment technologies—typically physical, chemical, and biological processes—to efficiently treat industrial effluent or sewage. The term “hybrid” refers to the integration of conventional and advanced technologies to achieve higher treatment efficiency and meet regulatory discharge standards. Earlier we called it mix biological treatment plant or ETP cum STP.
Hybrid ETP
- Preliminary Treatment (Physical)
- Screening: Removes large solids (plastics, rags).
- Grit Chamber: Removes sand, gravel, and other heavy particles.
- Oil & Grease Trap: Removes floatable oils and grease.
- Primary Treatment (Chemical)
- Coagulation & Flocculation: Uses chemicals (e.g., alum, PAC) to agglomerate fine particles.
- Primary Sedimentation: Settles the flocculated solids.
- Secondary Treatment (Biological)
- Activated Sludge Process (ASP) or Moving Bed Biofilm Reactor (MBBR): Biological degradation of organic matter using microorganisms.
- Tertiary Treatment (Advanced/Hybrid Component)
- Sand/Carbon Filtration: Polishes effluent and removes Odors.
- UV Disinfection or Ozonation: Kills pathogens.
- Reverse Osmosis (RO): For high-purity water recovery in zero-liquid discharge (ZLD) systems. (with ultrafiltration)
- Sludge Handling
- Sludge Thickening and Dewatering (filter press)
- Sludge Drying Beds or Mechanical Presses
- Industries Benefiting from Hybrid ETPs
- Textile and Dyeing
- Pharmaceuticals
- Food and Beverage
- Chemicals and Petrochemicals
- Tannery
- Paper and Pulp
Additional Information:
- Production Capacity: 5 monthly
- Delivery Time: 30 days
- Packaging Details: as per final purchase order
Yes! I am InterestedRequest A Callback