Ventilators Products
Ventilators Products
I&I Engineering Infra – Ventilators
Ventilators play a critical role in maintaining effective air circulation within industrial, commercial, and large residential structures. I&I Engineering Infra offers advanced roof ventilation solutions designed to enhance airflow, reduce heat buildup, control moisture, and improve indoor air quality.
Our ventilation range includes Louvers, Turbo Ventilators, FRP & Polycarbonate Base Plates, and Ridge Ventilators, engineered for durability and performance under varied site conditions.
I&I Engineering Infra – Louvers
Louvers are designed to improve natural ventilation and airflow inside industrial, commercial, and residential buildings. They help regulate air circulation while preventing direct entry of rain and debris.
Available in multiple sizes and material options to suit various structural requirements.
Types of Louvers
Metal Box Type Louver
Polycarbonate Louver
Multiwall Louver
I&I Engineering Infra – Turbo Ventilator
I&I Engineering Infra manufactures high-performance Wind-Driven Turbo Ventilators with precision-matched base plates for easy installation across diverse roofing profiles and site conditions.
Our turbo ventilators are engineered to provide continuous air exhaust and smooth rotation, ensuring a fresh, healthy, and temperature-controlled working environment. The optimized blade design enables maximum air extraction while offering protection against rain and dust intrusion.
Technical Specifications - Turbo Ventilator Dimensions
| Description | 24” Model | 21” Model |
|---|---|---|
| Material | Aluminium, Stainless Steel (SS 202 / 304 / 430), Polypropylene (PP) | Aluminium, Stainless Steel (SS 202 / 304 / 430), Polypropylene (PP) |
| Neck / Throat Diameter | 24″ (610 mm) | 21″ (534 mm) |
| Outer Diameter | 30″ (762 mm) | 24″ (610 mm) |
| Overall Height | 21″ (534 mm) | 13″ (330 mm) |
| Thickness | 0.3 – 0.5 mm | 0.3 – 0.5 mm |
| Fins / Vanes | Width: 85 mm, Length: 485 mm, 30 Nos (0.3 mm thick) | Width: 80 mm, Length: 380 mm, 24 Nos (0.3 mm thick) |
| Top Plate | Diameter: 380 mm, Thickness: 0.5 mm | Diameter: 350 mm, Thickness: 0.5 mm |
| Bearings | 2 (Sealed Bearings) | 2 (Sealed Bearings) |
| Power Source | Wind Driven | Wind Driven |
| Wind Velocity Capacity | 1950 Exhauster | 1600 Exhauster |
| Temperature Difference | 4°C – 6°C | 3°C – 5°C |
| Suitable Stack Height | 10 – 30 ft | 10 – 30 ft |
Performance, Features & Applications
I&I Engineering Infra Turbo Ventilators are engineered using high-grade stainless steel and aluminium, ensuring long-term durability and structural reliability. The system incorporates sealed bearing mechanisms for smooth, maintenance-free rotation, along with fire-resistant reinforced components for enhanced safety. Supported by nylon or metal brackets and assembled through precision riveted construction, the ventilators deliver strong structural integrity under demanding conditions.
Designed for performance and efficiency, these ventilators provide excellent weather resistance, superior wear and corrosion protection, and self-cleaning surface properties. Their high rotational sensitivity allows continuous airflow even at low wind speeds, ensuring efficient air exhaust and improved indoor air quality.
Operationally, the ventilator begins rotating at wind speeds as low as 0.20 m/s and performs effectively with minimal indoor-to-outdoor temperature differences. It is suitable for installation on roofs with slopes ranging from 0° to 22.5°, making it adaptable across varied structural designs.
These ventilation systems are widely used in industrial workshops, warehouses, manufacturing plants, factory sheds, commercial buildings, and civil construction projects.
I&I Engineering Infra delivers reliable, energy-efficient, and maintenance-free ventilation solutions specifically designed to meet the demands of industrial and commercial infrastructure.
I&I Engineering Infra – Turbo Ventilator FRP & Polycarbonate Base
I&I Engineering Infra manufactures high-quality FRP (Fiber Reinforced Plastic) and Polycarbonate (PC) Base Plates designed for secure and precise installation of turbo ventilators on various roofing profiles.
These base plates are engineered to match different roofing sheets, ensuring proper fitting, structural stability, and leak-proof performance under diverse site conditions.
Standard Specifications
| Specification | Details |
|---|---|
| Thickness | 1.5 mm – 2.0 mm |
| Length | 1700 mm |
| Width | 1080 mm |
| Compatibility | Suitable for multiple roofing profiles |
Material Comparison
| Property | Polycarbonate (PC) | FRP |
|---|---|---|
| Impact Resistance | Excellent | Good |
| Weather Resistance | Excellent | Moderate |
| Temperature Resistance | Up to 120°C | Below 100°C |
| Light Transmission | Up to 89% | Up to 60% |
| Fire Spread | Self-Extinguishing | Flammable |
| Thickness Consistency | Uniform | Varies |
| Maintenance | Easy | Requires Maintenance |
| TAC Approval (% of Total Roof Area) | 5% | 2% |
Key Features
Optimum surface finish
High structural strength
High load-bearing capacity
Sturdy construction
Wear and tear resistance
Corrosion resistance
Easy installation
Abrasion resistance
Dimensional stability
Applications
Industrial roofing systems
Warehouses
Manufacturing plants
Commercial buildings
Factory sheds
I&I Engineering Infra ensures precision-engineered base plates that enhance ventilator performance and provide long-term durability.
Advantages
No electricity required
Zero operating cost
Lightweight construction
Maintenance-free performance
Noise-free operation
Long service life
I&I Engineering Infra – Ridge Ventilators
Ridge ventilators are installed at the highest point of the roof to allow continuous air exhaust across the building. They improve ventilation efficiency and regulate internal temperature in industrial and commercial spaces.
| Material Type | Specification |
|---|---|
| TCT Pre-Painted Galvanized Steel | 0.47 mm / 0.50 mm / 0.60 mm |
| Galvalume Steel | Z 90 / AZ 150 Coating |
| Bare Galvalume | With Protective Coating |
| Protection | Integrated Wire Mesh Net |
What are Roofing Ventilators?
Roofing ventilators are engineered systems installed at roof level to regulate airflow within a building. They facilitate the removal of excess heat, humidity, and airborne contaminants from enclosed spaces. Proper roof ventilation helps maintain balanced indoor temperature, prevents condensation, reduces structural stress, and protects against mold growth and roof overheating.
I&I Engineering Infra provides advanced roof ventilation solutions designed for industrial, commercial, and infrastructure projects.
Why Proper Roof Ventilation is Essential
Prevents Moisture Accumulation: Reduces condensation and inhibits mold and mildew formation.
Controls Temperature: Allows hot air to escape, keeping roof areas cooler during summer.
Extends Roof Lifespan: Minimizes thermal expansion and moisture-related damage.
Improves Energy Efficiency: Stabilizes indoor temperature and reduces HVAC load.
Types of Roof Ventilators
Static Ventilators: Operate using natural air movement to expel heat and moisture.
Ridge Ventilators: Installed along the roof ridge for uniform and continuous airflow.
Wind-Driven (Whirlybird) Ventilators: Rotate using wind energy to extract hot air.
Power Ventilators: Electrically powered units for high-capacity ventilation.
Box Ventilators: Fixed ventilation units for localized airflow requirements.
Working Principle
Roof ventilators operate on the principle of thermal air movement. Hot air naturally rises and escapes through roof vents, drawing cooler air into the structure. Wind-driven ventilators enhance this process through mechanical rotation powered by wind, while power ventilators use electric motors for continuous air extraction. This consistent airflow improves structural durability and indoor environmental quality.
Benefits of Installing Roof Ventilators
Improved indoor air quality
Enhanced energy efficiency
Effective moisture control
Increased roof durability
Better thermal comfort
Lifespan of Roof Ventilators
Static and ridge ventilators: 15–25 years
Wind-driven and power ventilators: 10–20 years (with proper maintenance)
Material quality, environmental exposure, and installation precision significantly influence service life.
Indicators That You Need Roof Ventilation
Excessive attic or roof heat
Rising cooling expenses
Visible condensation or mold
Deterioration of roofing materials
Poor indoor air circulation
Key Factors When Selecting Roof Ventilators
Roof Type: Flat, pitched, or sloped configuration
Building Size: Larger areas require higher ventilation capacity
Climate Conditions: Selection based on regional temperature and humidity
Energy Efficiency Requirements: Preference for low-energy or wind-driven systems
Maintenance Considerations: Some systems require periodic inspection
Cost of Roof Ventilators
Pricing depends on ventilator type, material, size, and installation complexity. Static systems are generally more economical, while wind-driven and powered ventilators involve higher investment.
I&I Engineering Infra provides competitive pricing and customized quotations based on project specifications.
Installation Process
Site assessment and airflow analysis
Strategic ventilator positioning
Roof cutting and mounting
Proper sealing and flashing
Performance testing for airflow efficiency
Our team ensures professional installation to maximize performance and durability.
Can Ventilators Be Installed on Existing Roofs?
Yes. Roof ventilators can be retrofitted onto existing roofing systems without full replacement. I&I Engineering Infra offers tailored solutions compatible with various roof profiles.
Why Choose I&I Engineering Infra?
Technical expertise in industrial ventilation systems
High-quality, durable products
Precision installation
Customized ventilation solutions
Competitive and transparent pricing
How to Start Your Ventilation Project
Contact I&I Engineering Infra for a detailed consultation. Our experts will evaluate your site conditions and recommend the most suitable ventilation system.