Fresh Air Ventilation System Manufacturer in India
Engineered Fresh Air, Filtration, and Controlled Air Movement Solutions for Indoor Spaces.
INTELLIFAN is a dedicated Fresh Air Ventilation System Manufacturer in India and supplier of energy-efficient ventilation solutions for residential, commercial, institutional, and industrial applications. Manufactured by Greenland Solutions, our systems are designed to introduce outdoor air into indoor spaces while supporting controlled ventilation and improved indoor air quality.
Our complete product line encompasses verified capacities from 180 CMH to 800 CMH, incorporating multi-stage Pre, Fine, Carbon, and HEPA filtration, centrifugal fan technology, and intelligent hybrid recirculation modes designed for Indian operating conditions.
INTELLIFAN offers fresh air ventilation solutions for homes, offices, schools, hospitals, clinics, hotels, gyms, restaurants, basements, factories, warehouses, and commercial spaces across India.
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INTELLIFAN Fresh Air System Series
Browse verified high-performance residential fresh air and hybrid air purification systems engineered for apartments, villas, and modern residences.
INTELLIFAN Hybrid Fresh Air System (350 CMH)
| Model Number | IN HFF 350H |
| Operation Mode | Mixed, Fresh Air, Recirculation |
| Airflow | 370 m³/h |
| Static Pressure | 80 Pa |
| Power Consumption | 150 Watt |
| Noise Level | 40 dB(A) |
| Filters | Pre + HEPA |
| Duct Size | 150 mm |
| Dimensions (L×W×H) | 500 × 430 × 210 mm |
| Net Weight | 6 Kg |
INTELLIFAN 180 CMH Fresh Air System
| Model Number | IN HFF180 |
| Airflow | 180 m³/h |
| Static Pressure | 160 Pa |
| Speed Control | 2 Speeds |
| Power Consumption | 45 Watt |
| Noise Level | 31 dB(A) |
| Filters | Pre + Fine + Carbon + H13 HEPA |
| Duct Size | 100 mm |
| Dimensions (L×W×H) | 420 × 367 × 120 mm |
| Net Weight | 8 Kg |
INTELLIFAN 450 CMH Fresh Air System
| Model Number | IN HFF450 |
| Airflow | 450 m³/h |
| Static Pressure | 210 Pa |
| Speed Control | 2 Speeds |
| Power Consumption | 75 Watt |
| Noise Level | 38 dB(A) |
| Filters | Pre + Fine + Carbon + H13 HEPA |
| Duct Size | 150 mm |
| Dimensions (L×W×H) | 420 × 367 × 120 mm |
| Net Weight | 10 Kg |
INTELLIFAN 500 CMH Fresh Air System
| Model Number | IN HFF500MF |
| Airflow | 500 m³/h |
| Static Pressure | 185 Pa |
| Speed Control | 3 Speeds |
| Power Consumption | 110 Watt |
| Noise Level | 31 dB(A) |
| Filters | Pre + Fine + Carbon + H13 HEPA |
| Duct Size | 200 mm |
| Dimensions (L×W×H) | 550 × 482 × 258 mm |
| Net Weight | 14.8 Kg |
INTELLIFAN 800 CMH Fresh Air System
| Model Number | IN HFF800MF |
| Airflow | 800 m³/h |
| Static Pressure | 225 Pa |
| Speed Control | 3 Speeds |
| Power Consumption | 125 Watt |
| Noise Level | 32 dB(A) |
| Filters | Pre + Fine + Carbon + H13 HEPA |
| Duct Size | 200 mm |
| Dimensions (L×W×H) | 600 × 482 × 336 mm |
| Net Weight | 20 Kg |
How It Works: The Complete Ventilation Workflow
A balanced ventilation strategy goes beyond moving air. INTELLIFAN implements a 5-step closed-loop air ecosystem to optimize indoor environmental quality: Measure → Ventilate → Filter → Circulate → Distribute.
Measure
- CO₂ Monitoring
- PM2.5 Display
- Indoor Air Quality Meters
Ventilate
- Fresh Air Systems
- Inline Duct Fans
- Centrifugal Blowers
Filter
- Pre-Filters
- Fine Filters
- HEPA & Carbon
Circulate
- BLDC Ceiling Fans
- Low-Power DC Fans
- Industrial Circulators
Distribute
- Air Grilles
- Disc Diffusers
- Jet Diffusers
Key Ventilation Distinctions: Choosing the Right System
Understanding operational differences ensures proper equipment selection for building codes, occupancy load, and indoor air safety.
Fresh Air System vs Standalone Air Purifier
| Parameter | Fresh Air Ventilation | Air Purifier |
|---|---|---|
| Air Source | Introduces fresh outdoor air | Recirculates internal room air |
| Air Exchange | Continuous dilution & exchange | No air exchange; closed loop |
| CO₂ Reduction | Directly dilutes & expels CO₂ | Cannot reduce CO₂ accumulation |
| Primary Role | Ventilation + Intake Filtration | Internal particulate cleanup only |
Supply Ventilation vs Exhaust Ventilation
| Parameter | Fresh Air Ventilation | Exhaust Ventilation |
|---|---|---|
| Airflow Path | Brings outdoor air into the space | Removes indoor air to outdoors |
| Pressure Dynamics | Creates positive room pressure | Creates negative room pressure |
| Filtration | Multi-stage incoming filtration | Typically unfiltered extraction |
| Ideal Pairing | Works together for balanced, controlled room ventilation | |
Fresh Air Ventilation by Application
INTELLIFAN delivers application-specific ducting, capacity, and filtration configurations to meet diverse occupancy requirements across India.
Residential & Apartments
Supplies filtered, continuous fresh air into bedrooms, living rooms, and study cabins without opening windows to outdoor dust, heat, and traffic noise.
Corporate Offices & Workspaces
Prevents carbon dioxide buildup, reduces workplace fatigue, and maintains optimal fresh air exchange rates for high-density office desks.
Schools & Classrooms
Wall-mounted and ducted units keep classroom carbon levels low to support student alertness, concentration, and long-term respiratory health.
Hospitals & Healthcare
Multi-stage HEPA filtration models supply controlled outdoor air for clinics, consulting suites, diagnostic centers, and recovery rooms.
Basements & Storage Areas
Overcomes dampness, stale odor accumulation, and lack of natural airflow in lower ground levels, utility spaces, and server rooms.
Restaurants, Cafés & Gyms
Balances high patron turnover and metabolic activity with high-capacity fresh air intake alongside appropriate kitchen and facility exhaust.
Engineering & Sizing Checklist
Proper fresh air ventilation selection requires evaluating key technical parameters:
- Room Volume: Multiply length × width × ceiling height to determine total air cubic volume.
- Occupancy Load: Calculate fresh air requirements based on occupancy density and room function.
- Required Airflow (CMH): Match calculated air exchanges with standard 180, 450, 500, or 800 CMH models.
- Static Pressure: Calculate duct run resistance, bends, grilles, and filters to ensure proper blower performance.
- Filtration Stages: Assess outdoor air conditions to select Pre, Fine, Carbon, or True HEPA filter arrays.
- Acoustic Rating: Target < 40 dB for noise-sensitive bedrooms and < 50 dB for commercial applications.
Comprehensive Product Ecosystem
INTELLIFAN manufactures an interconnected range of airflow components:
- Fresh Air Systems: Standard, Multi-Stage HEPA, and Hybrid Recirculation series.
- Ducted Inline Fans: Mixed-flow and centrifugal inline fans for ducted booster ventilation.
- Energy Recovery: ERV systems (350–1000 CMH) for balanced air exchange with energy recovery.
- Circulation: 5-Star BLDC ceiling fans, solar DC fans, and commercial exhaust fans.
- Air Distribution: Air grilles, diffusers, jet diffusers, dampers, and ducting accessories.
- Monitoring: Real-time IAQ meters, CO₂ monitors, and PM2.5 environmental instruments.
Partner with a Dedicated Ventilation Manufacturer in India
Greenland Solutions manufactures the INTELLIFAN range at Sahibabad Industrial Area (Ghaziabad, UP) under ISO 9001:2015 certified processes, engineering products specifically for Indian operating conditions and continuous performance.
INTELLIFAN Technical Support Scope:
Discuss Your Ventilation Project with Us
Need fresh air systems for a home, commercial development, school, clinic, or industrial facility? Contact our technical engineering team today for factory-direct quotations.
Submit Ventilation EnquiryFrequently Asked Questions
Technical and commercial questions regarding INTELLIFAN fresh air ventilation systems.
What is a Fresh Air Ventilation System?
A Fresh Air Ventilation System introduces outdoor air into an enclosed indoor space to support controlled ventilation and continuous air exchange. Depending on configuration, incoming air passes through pre-filters, carbon filters, and HEPA filters before entering the space.
Have a Fresh Air System Requirement? Let’s Talk.
Connect with INTELLIFAN for engineer-level guidance, customized airflow sizing, commercial pricing, or bulk channel orders.
