Our Services

End-to-End Biogas Solutions from Concept to Commissioning

Perfect Biogas - Complete EPC Contractor

With 25+ years of experience and 500+ projects across India, Perfect Biogas provides turnkey biogas solutions covering feasibility study, engineering design, equipment supply, civil construction, commissioning, and after-sales service. Whether you need a small 5 m³ family biogas plant or a mega 5000 m³ CBG plant, we deliver quality execution on time and within budget.

Service Portfolio

1. Biogas Plant Design & Installation

From household to industrial scale, we design and build biogas digesters optimized for your feedstock and energy requirement.

  • Small Plants (2-25 m³): Family biogas systems, dairy farms, hostels. Learn more →
  • Medium Plants (25-100 m³): Commercial dairies, poultry farms, hotels. Learn more →
  • Large Plants (100-5000 m³): Industrial waste treatment, MSW biomethanation, power generation. Learn more →

Feedstocks Handled: Cattle dung, poultry litter, food waste, agricultural residues, industrial effluents, municipal solid waste.

Technologies: Fixed dome (Deenbandhu), Floating drum (KVIC), CSTR, UASB, Plug Flow, Dry Anaerobic Digestion.

2. CBG / Bio-CNG Plants

Upgrade biogas to compressed bio-methane (>95% CH₄) for automotive fuel or grid injection. SATAT-compliant plants with BOG tender support.

  • Capacity: 500 Kg/day to 50 Tons/day CBG production
  • Upgradation: PSA (Pressure Swing Adsorption), Water Scrubbing, Membrane Separation
  • Compression: Multi-stage compressors to 200-250 bar for vehicle filling
  • Revenue Model: Sell to OMCs (IOCL, BPCL, HPCL) at ₹46-50/Kg under SATAT, or setup own retail outlet
  • Applications: MSW plants, large dairies (1000+ cattle), poultry mega farms (500K+ birds), distillery/agro waste

Subsidies: Capital subsidy up to ₹10-15 Crores under SATAT, MNRE schemes. We assist with all approvals and documentation.

View CBG Projects →

3. Biogas Generators & Gensets

Convert biogas to electricity with our biogas-optimized generators (3-160 kVa). Designed for 24x7 operation with minimal maintenance.

  • Range: 3 kVa (₹1.2L) to 160 kVa (₹35L), air-cooled and water-cooled models
  • Brands: Cummins, Kirloskar, Greaves, MWM, Jenbacher
  • Features: Spark ignition, gas-air mixer, auto start/stop, AMF (grid failure backup), remote monitoring
  • Efficiency: 25-32% electrical, 70-80% overall with cogeneration (hot water recovery)
  • Applications: Captive power for farms, industries; net metering to sell excess power; off-grid electrification

Complete Package: Gas conditioning (H₂S removal, moisture knock-out), generator, synchronization panel, installation, commissioning.

Generator Specs →

4. Consultancy & Feasibility Studies

Expert technical guidance for biogas project planning, subsidy applications, regulatory approvals, and performance optimization.

  • Pre-Feasibility: Feedstock assessment, energy audit, site survey. ₹25,000-50,000
  • Detailed Project Report (DPR): Technical design, financial modeling, ROI analysis. ₹1.5-5 Lakhs
  • Subsidy Assistance: MNRE application, NABARD loan proposal, state subsidy forms. ₹15,000-50,000
  • Performance Audit: For existing plants - troubleshooting, efficiency improvement. ₹30,000-1 Lakh
  • Training Programs: Operator training, O&M manuals, SOP documentation. ₹10,000-25,000

Value: Maximize subsidies (save ₹5-50 Lakhs), avoid design mistakes (save 20-30% capex), ensure compliance (prevent project delays).

Consultancy Details →

5. Equipment & Spares Supply

Individual components for DIY projects or replacement parts for existing plants.

  • Gas Holders: Fixed dome, floating drum, inflatable LDPE bags (₹8,000-50,000)
  • Gas Scrubbers: H₂S removal (iron sponge, bio-filter), CO₂ removal (water scrubbing, PSA)
  • Gas Appliances: Burners, stoves, lamps, heaters (₹2,000-15,000)
  • Pumps & Agitators: Slurry feeding pumps, mechanical mixers (₹18,000-3 Lakhs)
  • Instrumentation: Temperature sensors, pH meters, flow meters, gas analyzers
  • Piping & Fittings: GI pipes, HDPE pipes, valves, pressure gauges

Delivery: Pan India dispatch, installation support available.

Equipment Catalog →

Project Execution Process

  1. Inquiry & Requirement Analysis: Share your feedstock quantity, type, energy requirement via phone/email/site visit.
  2. Preliminary Design & Quote: Within 3-5 days, receive plant capacity, estimated cost, ROI projections.
  3. Agreement & Advance: 30% advance on order confirmation, clear payment terms.
  4. Detailed Engineering: Layout drawings, process flow diagrams, BOQ, construction schedule (2-4 weeks).
  5. Civil Construction: Digester excavation, RCC work, gas storage, slurry pits (4-8 weeks).
  6. Mechanical Installation: Gas piping, scrubbers, pumps, generators, control panels (2-3 weeks).
  7. Commissioning & Training: Start digester with inoculum, test gas quality, train operators (1-2 weeks).
  8. Performance Guarantee: Demonstrate guaranteed biogas yield for 30 days, resolve issues.
  9. Final Payment & Handover: Balance 10% on satisfactory performance, warranty begins.

Warranty & After-Sales Service

Why Choose Perfect Biogas?

Factor Perfect Biogas Advantage
Experience 25+ years, 500+ projects (vs. new entrants with 2-5 years)
In-House Team Engineers, fabricators, operators (vs. outsourced labor)
Technology Options 7 reactor types for all feedstocks (vs. one-size-fits-all)
Quality ISO 9001 certified, MNRE-empaneled (quality benchmarks)
After-Sales 50+ service engineers pan India (vs. single-office vendors)
Subsidy Support 100% success rate in MNRE/NABARD applications

Service Locations

We execute projects across all Indian states, with offices in:

Remote regions: Nepal, Bhutan, Bangladesh (experienced in international projects)

Get Started

Ready to harness biogas for your energy needs? Contact us with your requirement:

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Explore Our Biogas Solutions

Medium Biogas Plants (25-100 m)

Commercial-scale biogas plants for hotels, institutions, and food processing industries.

Large Industrial Biogas Plants

100-5000 m industrial biogas & CBG plants for power generation and compressed biogas production.

Poultry Litter Biogas Plants

High-yield biogas from poultry waste. Expert ammonia management for stable digester operation.

CBG / Bio-CNG Plants

Compressed biogas plants under SATAT scheme. Produce vehicle-grade CNG from organic waste.

Small Biogas Plants (2-20 m)

Compact household & farm biogas plants for homes, dairy farms, and small communities across India.

Biogas Generators (3-160 kVa)

Bio gas generators engineered for biogas fuel. 24x7 reliable power from organic waste.

Cow Dung Biogas Plants

Specialized cattle waste-to-energy solutions for dairy farms and gaushalas across India.