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Ventilair Engineers Pvt. Ltd. (VEPL) – High Performance Filtration Systems Across UP, Delhi, Haryana & NCR Ventilair Engineers Pvt. Ltd. (VEPL) presents its advanced range of MGF (Multi Grade Filter), ACF (Activated Carbon Filter) & Pressure Filters, specially engineered for ETP & STP applications with superior filtration efficiency, robust construction, and long service life. Designed as per industry standards and compliant with Central Pollution Control Board (CPCB) norms, our filtration systems ensure crystal clear treated water with enhanced purification performance. 🔹 VEPL Special Design Advantage ✔ Up to 100% Higher Purification Efficiency* ✔ Enhanced Filtration Performance vs Conventional Filters ✔ Special 7-Cover Strainer Design 👉 Maximum surface area for better filtration & longer run cycles ✔ Uniform flow distribution = No channeling issue ✔ Better media utilization = Higher output quality *Performance depends on influent quality & system configuration. 🔹 Product Range & Capacity Diameter Range: 300 mm to 3000 mm Suitable for: Small to Large Industrial ETP/STP Plants MOQ: As per project requirement 🔹 Construction Details (Heavy Duty Design) ✔ Material of Construction: MS (Mild Steel) with FRP Lining (Corrosion Resistant) Optional: FRP / SS ✔ Thickness Specification: Shell Thickness: 6 mm to 10 mm Top & Bottom Dish End: 10 mm to 12 mm ✔ Internal anti-corrosive FRP lining for long life ✔ Heavy-duty fabrication for industrial usage 🔹 Technical Specifications ✔ MGF (Multi Grade Filter) Media: Pebbles, Gravel, Fine Sand Turbidity Removal: up to 90–95% Filtration Rate: 10–20 m³/hr/m² ✔ ACF (Activated Carbon Filter) Media: High-grade Activated Carbon Function: Color, odor, chlorine & organic removal Adsorption Efficiency: High ✔ Pressure Filter System Type: PSF + ACF Combination Operation: Pressure-driven filtration Backwash: Manual / Automatic 🔹 Key Components ✔ Pressure Vessel (MS + FRP Lined) ✔ Internal Laterals & Strainers (Special 7-Cover Design) ✔ Multiport / Butterfly Valves ✔ Pressure Gauges ✔ Backwash System ✔ Piping & Support Structure 🔹 Performance Benefits ✔ High Suspended Solid Removal ✔ Improved BOD / COD Reduction ✔ Crystal Clear Output Water ✔ Longer Media Life ✔ Reduced Backwash Frequency ✔ Energy Efficient Operation ✔ Suitable for Continuous Industrial Use 🔹 Applications Effluent Treatment Plants (ETP) Sewage Treatment Plants (STP) Industrial Wastewater Treatment Pre & Post RO Filtration Tertiary Treatment Systems 🔹 🌍 Our Service Coverage – All Major Industrial Areas 📍 Uttar Pradesh (UP) Industrial Areas: Noida, Greater Noida, Ghaziabad, Sahibabad Industrial Area, Meerut, Muzaffarnagar, Bulandshahr, Aligarh, Agra, Mathura, Kanpur, Lucknow, Unnao, Bareilly, Moradabad, Varanasi, Prayagraj, Gorakhpur 📍 Delhi Industrial Areas: Okhla Industrial Area, Bawana Industrial Area, Narela Industrial Area, Mayapuri Industrial Area, Naraina Industrial Area, Wazirpur Industrial Area, Jhilmil Industrial Area, Mangolpuri Industrial Area, Kirti Nagar 📍 Haryana Industrial Areas: Gurugram (Gurgaon), IMT Manesar, Faridabad, Panipat, Sonipat, Kundli Industrial Area, Bahadurgarh, Rohtak, Karnal, Yamunanagar, Hisar, Bhiwani 📍 Delhi NCR Key Industrial Zones: Bhiwadi, Neemrana, Khushkhera, Tapukara (Rajasthan Belt) Greater Noida West, Noida Extension Kundli–Sonipat Industrial Belt IMT Manesar Industrial Hub 🔹 Why Choose VEPL Filters? ✔ Heavy Duty Industrial Design ✔ CPCB Norms Compliant ✔ Customized Engineering ✔ Proven Performance in Field ✔ Low Maintenance Cost ✔ Strong After-Sales Support 🔹 Powerful Branding Line “Double Performance Filtration with VEPL Special Design – Built for Maximum Purity & Long Life Across All Industrial Hubs” MGF Filter Manufacturer in UP ACF Filter Supplier Delhi NCR Pressure Filter Manufacturer Haryana MS FRP Lined Filter Manufacturer Ghaziabad Noida Gurgaon Industrial Water Filter System India ETP STP Filtration System NCR Multi Grade Filter Supplier Delhi Haryana UP Activated Carbon Filter Manufacturer India Heavy Duty Pressure Filter Supplier Wastewater Filtration Plant Manufacturer #MGFFilter #ACFFilter #PressureFilter #ETPFilters #STPFilters #WaterFiltration #IndustrialFilters #MSFRPFilter #WastewaterTreatment #CPCBCompliant #DelhiNCRIndustry #UPIndustry #HaryanaIndustry #VentilairEngineers #CleanWater #ReuseWater #ZeroDischarge #EnvironmentalSolutions

Capsule Type STP (MBBR Based) – Compact, Modular & High-Efficiency Solution Introduction: The Shift Towards Smart Sewage Treatment In today’s rapidly evolving infrastructure landscape, the expectations from utility systems—especially sewage treatment—have changed significantly. Earlier, sewage treatment plants (STPs) were considered a backend necessity, often installed in remote corners of a facility with little emphasis on design, aesthetics, or operational efficiency. However, modern developments such as premium residential societies, commercial complexes, hospitals, educational institutions, and hospitality projects demand far more advanced solutions. Key challenges faced in conventional STPs include: Large land footprint requirements Long construction and commissioning timelines Frequent odor issues affecting surrounding areas High maintenance and manpower dependency Inconsistent treated water quality Poor aesthetic integration with modern infrastructure At the same time, environmental regulations by CPCB/SPCB authorities have become more stringent, requiring reliable and consistent treatment performance. These evolving needs have led to the emergence of compact, modular, and high-efficiency treatment systems, among which Capsule Type STP (MBBR Based) stands out as a game-changing innovation. Ventilair’s Advanced Capsule STP – A Next-Generation Solution Addressing all the limitations of conventional systems, Ventilair Engineers Pvt. Ltd. presents its Advanced MBBR Capsule STP System—a technologically advanced, compact, and fully engineered sewage treatment solution. This system is designed with a focus on: Maximum efficiency in minimum space Long-term operational reliability Ease of installation and operation Aesthetic and odor-free performance Complete compliance with environmental norms Unlike traditional STPs, which are heavily dependent on civil construction and site conditions, Ventilair’s Capsule STP is a prefabricated, modular, and plug-and-play system, making it ideal for modern infrastructure projects. What is Capsule Type STP (MBBR Based)? The Capsule Type STP is a fully enclosed, factory-fabricated sewage treatment system that utilizes Moving Bed Biofilm Reactor (MBBR) technology for biological treatment. Core Working Principle: MBBR Technology MBBR is one of the most advanced biological treatment processes, where: Special bio-media is suspended in the aeration tank Microorganisms grow on the surface of this media These microbes break down organic pollutants efficiently Key Benefits of MBBR Technology Higher biological treatment efficiency Ability to handle load fluctuations Reduced sludge generation Stable and consistent performance Compact reactor size compared to conventional systems Robust Design & Construction The Ventilair Capsule STP is engineered for durability and long service life. Construction Highlights: Heavy-duty Mild Steel (MS) structure 3 mm FRP coating (internal & external) High corrosion resistance Leak-proof and weather-resistant design Fully Enclosed System The system is completely covered, ensuring: Odor-free operation Noise reduction Hygienic environment Protection from external contamination This makes it highly suitable for installations in premium and sensitive environments. Why Capsule Type STP is the Need of Modern Projects Modern infrastructure demands solutions that are not just functional, but also efficient, compact, and visually acceptable. 1. Space Optimization Urban land availability is decreasing rapidly. Capsule STPs are designed to occupy minimal footprint, making them ideal for space-constrained projects. 2. Odor-Free Operation Traditional open tanks often create odor nuisance. Capsule STPs eliminate this issue through fully enclosed design and proper aeration control. 3. Faster Execution Since the system is prefabricated: No extensive civil work required Quick installation and commissioning Reduced project timelines 4. Aesthetic Integration Capsule systems can be: Installed above ground or underground Covered or landscaped Integrated seamlessly into modern infrastructure 5. Low Operational Dependency Automated systems Minimal operator intervention Reduced manpower requirement Key Features & Technical Advantages 1. Plug & Play Prefabricated System Factory-tested units Easy transportation and installation Ready-to-use system 2. Installation Flexibility Overground installation Underground installation Semi-buried options 3. Advanced Tertiary Treatment Pressure Sand Filter (PSF) Activated Carbon Filter (ACF) Ensures high-quality treated water 4. Optional Ultrafiltration (UF) Advanced membrane-based filtration Suitable for reuse applications like flushing, gardening, cooling 5. Efficient Sludge Management Sludge drying beds Filter press systems Reduced sludge handling issues 6. Energy Efficient Operation Optimized aeration system Low power consumption 7. Low Maintenance Minimal mechanical complexity Easy access for servicing ..

MBBR-Based | Plug-and-Play | Low-Maintenance | Fully Accessorized The VEPL Small-Capacity STP is a compact, prefabricated, and plug-and-play sewage treatment solution designed for individual villas, small gated communities, and low-density residential clusters. It uses Moving Bed Biofilm Reactor (MBBR) technology, ideal for domestic sewage with variable load. The plant provides complete treatment – primary, secondary, tertiary, and ultrafiltration, along with filter press, UV disinfection, ozonator, chlorine & poly dosing, and redundant pumps and blowers (1 working + 1 standby) for operational reliability. Included System Components: Primary Treatment: Bar Screen Chamber (for debris removal) Oil & Grease Trap (optional, for kitchen wastewater) Equalization Tank with Air Agitation Poly Dosing Unit (for enhanced settling/flocculation) Secondary (Biological) Treatment: MBBR Aeration Tank with bio-media Fine Bubble Diffusers Air Blower – Oil-free (1 Working + 1 Standby) Tube Settler / Secondary Clarifier Return Sludge Pump (1 Working + 1 Standby) Tertiary Treatment: Pressure Sand Filter (PSF) Activated Carbon Filter (ACF) Chlorine Dosing Unit – Sodium Hypochlorite-based Ultra Violet (UV) System – Disinfection chamber Ozonator Unit – Optional, for additional polishing Ultrafiltration (UF) Module: UF Membrane (Hollow Fiber, 0.01–0.1 µm) UF Backwash Pump (1 Working + 1 Standby) Sludge Handling: Sludge Holding Section / Chamber Sludge Transfer Pump (1 Working + 1 Standby) Filter Press (Manual or Semi-Auto) for dry sludge discharge Instrumentation & Control: MCC/PLC Panel (IP55 or higher, with indicators/alarms) Flow Meters, Level Sensors, Pressure Gauges Piping, Valves, Access Points Optional remote monitoring (IoT-based) Treated water complies with CPCB norms and is suitable for: Flushing Gardening/Landscaping Floor washing Car washing Advantages for Villa Applications: Small Footprint – Ideal for backyards, basements, or common utility zones High-Quality Recycled Water – Reduces fresh water usage Silent & Odor-Free – Suitable for residential areas Redundant Design – All pumps and blowers in 1W + 1S setup Low Maintenance – Easy operation with optional automation Energy-Efficient – Optimized for small, decentralized systems Factory-Fabricated – Easy to install, minimal civil work

Smart, Compact & Efficient Sewage Treatment for Housing Societies VEPL’s Residential STP systems are compact, reliable, and low-maintenance solutions designed to meet the wastewater treatment needs of residential buildings, townships, gated communities, and apartments. Built to comply with CPCB/SPCB norms, our plants offer efficient treatment while promoting treated water reuse for non-potable applications such as flushing, gardening, and car washing. Product Overview VEPL STPs use proven biological treatment technologies such as MBBR, SBR, or ASP, based on project requirements, land availability, and discharge quality standards. The system ensures minimum odor, low sludge, and quiet operation, making it ideal for integration into residential environments. Applications Residential Apartments Gated Communities Townships & Smart Cities Group Housing Projects Urban & Semi-Urban Residential Zones Key Features Compact Design – Ideal for limited space in urban housing Reusable Treated Water – Save water, reduce costs Modular & Expandable – Scalable as population increases Low Maintenance – Long-life mechanical components Odor-Free Operation – Resident-friendly setup Smart Automation – Optional PLC/SCADA integration

(100% Reuse Without Evaporation – Based on MBBR Technology) Ventilair Engineers Pvt. Ltd. (VEPL) proudly presents its advanced Zero Discharge STP Plant using MBBR (Moving Bed Biofilm Reactor) technology, designed for 100% wastewater reuse without relying on evaporation or external disposal. This compact, modular, and automated sewage treatment system ensures zero liquid discharge (ZLD) and is ideal for urban complexes, commercial buildings, industries, hostels, and institutions. By combining biological MBBR treatment, filtration, and ultrafiltration/polishing, this STP guarantees complete water recycling for applications like toilet flushing, gardening, HVAC, and cleaning, while meeting CPCB/SPCB standards. Key Benefits of VEPL’s MBBR-Based Zero Discharge STP 100% Water Reuse – No Evaporation, No Drain Required Compact Footprint – Modular & space-saving design Low Maintenance – Energy-efficient, biofilm-based technology Odor-Free, Silent & Reliable Operation Meets CPCB/SPCB Reuse Norms Ideal for Residential, Commercial, Institutional & Industrial Sites Expandable – Easily scalable with additional modules Turnkey Solution: Design ➝ Installation ➝ AMC Ideal Applications Apartments, Villas, and Gated Communities Hotels, Malls, Shopping Complexes Commercial Offices & Tech Parks Industries & Warehouses Schools, Colleges, Hostels Hospitals, Resorts, Government Buildings Why Choose VEPL? 1500+ STP/ETP Installations Across India 20+ Years of Experience in Wastewater Engineering End-to-End Solutions – Civil + Mechanical + AMC Experts in ZLD, MBBR, SBR, MBR & Plantation-Based STPs Export-Ready Modular Systems

A High-Performance Water Recovery System by VEPL VEPL’s Advanced Sewage Treatment Plant (STP) with UV & Ozonation is a state-of-the-art wastewater treatment and recycling system designed to treat and reclaim domestic sewage for safe, sustainable reuse. Incorporating biological treatment, filtration, ultra-filtration (UF), ozonation, and UV disinfection, this STP delivers crystal-clear, pathogen-free water suitable for: Toilet flushing Horticulture & landscaping Construction activities Cooling towers This system is ideal for urban housing societies, hospitals, institutions, hotels, and commercial complexes looking to minimize fresh water dependency. Standby motors & blowers included for uninterrupted operation Bacterial Culture / EM Solution Type: Ready-to-use, high-count microbial cultures Function: Accelerates organic degradation in the biological treatment stage Dosage: As per influent load and STP capacity Eco-Safe: 100% biodegradable and non-toxic Advantages of VEPL’s UV & Ozonation STP High-Quality Reuse Water (Meets CPCB & PCB norms) Dual Disinfection (UV + Ozone = Near-zero pathogens) Low Chemical Dependency Odor-Free & Clear Output Modular, Compact Design Redundant Safety Systems (Standby pumps & blowers) Sludge Reduction with filter press Low Lifecycle Cost Ideal For Residential Apartments & Housing Societies Hospitals & Healthcare Facilities Hotels & Resorts Commercial Buildings Schools, Colleges & Universities Industrial Complexes (for domestic sewage) Compliance & Certifications CPCB / State PCB Norms Jal Shakti & MoEF Guidelines National Green Tribunal (NGT) Directions ISO 9001:2015 Certified Manufacturing

A Sustainable, Low-Energy Wastewater Solution by VEPL VEPL’s Eco-Friendly Sewage Treatment System is a sustainable, low-footprint, and energy-efficient solution designed to treat domestic and institutional wastewater with minimal environmental impact. This system combines natural biological processes, low-energy technologies, and green infrastructure like reed beds, bio-digesters, or constructed wetlands, delivering high-quality effluent suitable for reuse in irrigation, landscaping, flushing, and groundwater recharge. Ideal for rural communities, eco-resorts, government institutions, schools, green buildings, and smart villages, this system supports the Swachh Bharat Mission, Jal Jeevan Mission, and other sustainability-focused programs. Key Eco-Friendly Features Low Power Consumption – Suitable for solar/renewable integration No Chemical Use – 100% natural microbial treatment Minimal Sludge Generation – Reduced O&M costs Odor-Free & Aesthetic – Blends well with landscaping Reed Beds / Wetlands – Natural polishing & oxygenation Energy Independent Option – Works with gravity & solar pumps Zero Discharge Ready – Supports full reuse of treated water Rainwater Recharge Compatible – Combined recharge & reuse model Technical Specifications Applications Rural Panchayats & Smart Villages Eco-Resorts & Farmhouses Schools, Ashrams, & Religious Institutions Tourist Facilities & Government Guest Houses Forest Departments / Hill Stations / Nature Parks CSR Projects & Green Building Projects Urban Gardens & Rainwater Harvesting Sites Regulatory Compliance CPCB / SPCB Approved Complies with MoEFCC / NGT Guidelines Supports Jal Jeevan Mission, Swachh Bharat Mission & AMRUT norms Suitable for Green Building (IGBC/GRIHA) certifications Why Choose VEPL’s Eco-Friendly STP? Nature-Based Technology with proven results Low Operation & Maintenance requirements Zero Liquid Discharge (ZLD) ready Reduces Water Bills by reusing over 90% of wastewater Promotes Circular Economy & Water Security

Compact | Modular | Plug & Play Sewage Treatment VEPL’s Containerized Sewage Treatment Plant is an innovative, pre-fabricated, plug-and-play solution designed for quick deployment, efficient operation, and minimal civil work. Housed inside robust shipping containers, this system is ideal for temporary or permanent installations at remote sites, construction projects, institutions, and industrial zones. Product Overview The Containerized STP is pre-engineered with all mechanical, electrical, and biological components installed within a high-grade steel container. It integrates biological treatment (MBBR or SBR), filtration, disinfection, and ultrafiltration (optional), ensuring treated water is safe for reuse or discharge. Perfect for areas with limited space, this plant is quick to install, relocate, and scale based on your wastewater treatment requirements. Applications Construction & Infrastructure Sites Military & Remote Camps Resorts, Hotels & Hostels Schools, Colleges, and Universities Factories and Industrial Areas Residential Colonies & Smart Cities Key Features Plug & Play – Fast installation, ready to operate No Civil Work Needed – Fully containerized setup Movable & Reusable – Ideal for shifting project sites High Treatment Efficiency – Meets PCB discharge norms Low Maintenance – Minimal operator intervention Customizable – Add-ons: UF, MBR, RO based on reuse

Efficient, Compact & Plug-and-Play Sewage Treatment Solutions for Diverse Applications Ventilair Engineers Pvt. Ltd. (VEPL) presents its Packaged Sewage Treatment Plant (STP) — a fully assembled, factory-built sewage treatment system designed for quick installation, compact footprint, and reliable operation. Ideal for residential complexes, commercial offices, hospitals, educational institutions, and small industries, our packaged STPs come in capacities ranging from 5 KLD to 200 KLD with advanced biological treatment technologies. Built for ease of transport and plug-and-play installation, VEPL’s packaged STP guarantees compliance with CPCB/SPCB standards, low maintenance, and superior treated water quality—ready for reuse applications such as flushing, gardening, and cooling. Benefits of VEPL Packaged STP Factory-built & tested for plug-and-play installation Compact footprint – ideal for limited spaces Minimal civil work required Energy efficient with automated controls Superior effluent quality meeting regulatory norms Suitable for residential, commercial, healthcare, and institutional sectors Enables water recycling, reducing freshwater consumption Optional IoT-enabled remote monitoring for performance tracking Ideal Applications Residential apartment complexes Corporate offices & commercial buildings Hospitals & healthcare facilities Educational institutions & campuses Small to medium industries & factories

An Advanced Anaerobic Wastewater Treatment Solution by VEPL A Bio-Digester Based Sewage Treatment Plant (STP) is a biological wastewater treatment system that uses specially cultured anaerobic bacteria to decompose and digest human waste and organic sewage without the need for oxygen. It operates in airtight digesters, converting organic matter into biogas and producing minimal sludge, while generating treated water suitable for non-potable reuse such as irrigation or flushing. This technology offers a low-maintenance, eco-friendly, and decentralized solution for managing domestic sewage, especially in rural areas, hospitals, institutions, and off-grid locations. VEPL offers a robust and low-maintenance Bio-Digester Based Sewage Treatment Plant (STP), ideal for locations requiring eco-friendly, cost-effective, and decentralized sewage treatment. This system uses an anaerobic bio-digester to break down organic waste without the need for continuous power supply or complex operations, making it ideal for hospitals, institutions, rural areas, and government facilities. Recently, VEPL successfully installed a 100 KLD Bio-Digester STP at ESI Hospital, Kala Amb, Himachal Pradesh, serving as a benchmark in sustainable wastewater management in healthcare environments. Bio-Digester Based-1 Bio-Digester Based Bio-Digester Based-1 Bio-Digester Based Previous Next Technical Specifications Component Specification Treatment Capacity 1 KLD to 250 KLD (Scalable) Technology Anaerobic Bio-Digester with Optional Tertiary Treatment Influent BOD 200–350 mg/L Effluent BOD < 30 mg/L (can be <10 mg/L with polishing) Power Requirement Very Low (Optional aeration or tertiary treatment) Design Type RCC / FRP Modular Chambers Bio-Digester Media Bacterial Inoculum – Psychrophilic and Thermophilic strains Sludge Handling Minimal – Digested into biogas and treated water Odour Control Integrated Life Span >25 Years Operation Semi-Automated / Manual with Training Support Process Flow Description Inlet Chamber & Screening Removes large solids and grit Settler/Equalization Tank Homogenizes sewage for stable load to bio-digester Anaerobic Bio-Digester Uses specially cultured bacteria to degrade organic matter Produces biogas (methane + CO₂), which can be flared or utilized Secondary Treatment (Optional) Clarification or Polishing Filter (Sand, Activated Carbon) Tertiary Treatment (Optional) Reed Bed, UV/Chlorination for enhanced disinfection Treated Water Outlet Suitable for gardening, toilet flushing, landscaping, etc. Treatment Process & Parameters Primary Treatment (Screening, Oil & Grease Removal, Equalization) Parameter Inlet (Raw Sewage) Outlet (After Primary) pH 6.5 – 8.5 6.5 – 8.5 BOD 200 – 350 mg/L 150 – 200 mg/L COD 400 – 600 mg/L 250 – 400 mg/L TSS 150 – 300 mg/L 100 – 150 mg/L Oil & Grease 20 – 50 mg/L < 20 mg/L Secondary Treatment (Biological Treatment – MBBR/FAB/SBR + Clarifier) Parameter Inlet (From Primary) Outlet (After Secondary) BOD 150 – 200 mg/L < 30 mg/L COD 250 – 400 mg/L < 100 mg/L TSS 100 – 150 mg/L < 30 mg/L Ammonia (NH₄) 15 – 30 mg/L < 10 mg/L Odor Present Mild/Neutralized Tertiary Treatment (Sand Filter + Activated Carbon Filter + UV/Chlorination) Parameter Inlet (From Secondary) Outlet (After Tertiary) BOD < 30 mg/L < 10 mg/L COD < 100 mg/L < 30 mg/L TSS < 30 mg/L < 5 mg/L Pathogens Present 90–99% Removed Color & Odor Slight / Off Clear & Odor-Free After Ultrafiltration (UF) – Optional Final Polishing Parameter Inlet (From Tertiary) Outlet (After UF) BOD < 10 mg/L < 5 mg/L TSS < 5 mg/L < 1 mg/L Turbidity < 5 NTU < 1 NTU Pathogen Removal ~99% 99.99% Water Quality Non-potable reuse Reuse for gardening, flushing, cooling ✅ Project Highlight: 🔹 Client: ESI Hospital, Kala Amb, Himachal Pradesh 🔹 Capacity: 100 KLD 🔹 Commissioned by: VEPL 🔹 Features: Compact design Low operational cost Successfully treating hospital sewage with safe water reuse “The system has proven reliable with consistent effluent quality, reducing water footprint and ensuring regulatory compliance at ESI Hospital Kala Amb.” Key Features & Benefits Eco-Friendly: Zero chemical requirement Energy Efficient: Works largely without electricity No Frequent Sludge Disposal: Sludge digested inside reactor Low CAPEX & OPEX: Ideal for rural or institutional setups Modular Design: Easy to install, expand, or relocate Water Reuse: Treated water fit for irrigation or reuse Odour-Free: Proper venting and gas handling Applications Hospitals & Clinics Schools & Hostels Panchayats & Rural Clusters Defence Establishments Religious Places Industrial Canteens Railway Stations Standards & Compliance Ministry of Jal Shakti Guidelines DRDO Bio-Digester Norms (Where Applicable) Central Pollution Control Board (CPCB) Himachal Pradesh Pollution Control Board (HPPCB)