Cronax Industries - #1 Largest Air Curtain Manufacturers In Kolkata

Air Curtain Manufacturers In Kolkata

What Is An Air Curtain? How It Works? Air Curtain Price, Models, Functions, Technical Specification, Applications and More.

High Velocity: 21 m/s (reduces electricity cost by 60%)

High Efficiency-Low Noise (less than 40 DB)

Advanced Dual Speed Working (starting from 8000/- Only)

Body Material: MS/Powder Coated | SS | Aluminium

Customized Air Curtain Available In (2 ft. - 10 ft. sizes)

High Performance Air Curtain With (3 Years Warranty)

Air Curtain Manufacturers in Kolkata

In Kolkata’s dynamic and rapidly expanding business environment, air curtains are becoming increasingly essential. As the city grows and commercial spaces evolve, maintaining comfort and energy efficiency has never been more crucial.

Air curtains, also known as air doors, provide a seamless barrier that helps control the indoor climate while improving operational efficiency.

Kolkata’s diverse climate, characterized by high humidity and varying temperatures, makes air curtains an ideal solution. These devices help maintain stable indoor temperatures by preventing the exchange of air between indoor and outdoor environments.

This is particularly beneficial in commercial spaces like shopping malls, hotels, and office buildings, where consistent climate control is essential for both comfort and energy savings.

Cronax Industires is one the best air curtain manufacturers in Kolkata.

What Is An Air Curtain?

An air curtain, also known as an air door, is a device that creates an invisible barrier of high-velocity air across an opening to separate two different environments while allowing people and vehicles to pass through. This barrier helps to control temperature, reduce energy costs, and maintain hygiene by preventing the entry of outside air, dust, insects, and other contaminants.

Use Cases of Air Curtains in Kolkata:

Retail Stores and Malls
- Climate Control: Air curtains help maintain a comfortable shopping environment by reducing the exchange of hot and humid outdoor air with the cooler indoor air. This is especially valuable in Kolkata’s humid climate.
- Energy Efficiency: By minimizing the load on HVAC systems, air curtains can lead to significant energy savings in large retail spaces.
Hotels and Hospitality Venues
- Guest Comfort: Air curtains provide a pleasant indoor atmosphere by controlling temperature and humidity, enhancing the guest experience in hotels, restaurants, and event spaces.
- Operational Efficiency: They help keep out pollutants and insects, contributing to a cleaner and more hygienic environment.
Office Buildings
- Indoor Air Quality: Air curtains act as a barrier against outdoor dust and pollutants, improving indoor air quality for office employees.
- Energy Conservation: By reducing the amount of outside air entering the building, they help in lowering heating and cooling costs.
Healthcare Facilities
- Infection Control: Air curtains create a barrier that helps prevent the entry of airborne contaminants and bacteria, contributing to a sterile environment in hospitals and clinics.
- Climate Control: They assist in maintaining consistent temperatures in sensitive areas, ensuring patient comfort and operational efficiency.
Industrial and Warehouse Settings
- Temperature Regulation: Air curtains help manage temperature fluctuations in warehouses and industrial facilities, where large doors are frequently opened and closed.
- Dust and Debris Control: They help keep out dust and debris, which is important for maintaining a clean and safe working environment.
Educational Institutions
- Enhanced Learning Environment: By controlling indoor climate and air quality, air curtains create a more comfortable and conducive environment for students and staff.
- Energy Savings: They contribute to energy efficiency by reducing the load on heating and cooling systems.
Public Transport Hubs
- Passenger Comfort: In airports and railway stations, air curtains help maintain a comfortable temperature and protect against the influx of dust and pollutants from outside.
- Operational Efficiency: They help reduce the energy required to heat or cool large public spaces.

In Kolkata’s unique climate and bustling business environment, air curtains offer practical solutions for improving comfort, efficiency, and sustainability across a range of applications.

How Does an Air Curtain Work?

An air curtain works by creating a high-velocity stream of air that flows across an open doorway, forming an invisible barrier between two different environments. Here’s a detailed explanation of how an air curtain operates:

Air Intake: The air curtain unit draws in ambient air from the surrounding environment through an intake grille, usually located on the front or sides of the device.
Air Acceleration: Inside the air curtain, a fan or blower accelerates the air, increasing its velocity. The type and size of the fan depend on the specific application and the desired air barrier strength.
Air Discharge: The accelerated air is then directed through a narrow nozzle or slot at the bottom or along the length of the unit. This nozzle shapes the airflow into a consistent, high-velocity stream.
Air Barrier Formation: The discharged air stream forms a barrier across the opening. The strength and width of this air barrier can be adjusted based on the velocity and volume of the air being discharged.
Environmental Separation: The high-velocity air stream acts as a barrier that minimizes the exchange of air between the inside and outside environments. This helps to maintain indoor temperature, prevent the ingress of dust, pollutants, and insects, and improve overall energy efficiency.

Why Choose Cronax Air Curtain In Kolkata?

When considering air curtains in Kolkata, Cronax Industries stands out as the top choice for several compelling reasons.

Known for their superior quality and performance, Cronax air curtains are meticulously designed to handle Kolkata’s humid and variable climate.

They excel in maintaining a stable indoor environment while significantly reducing energy consumption, making them highly efficient for both commercial and residential applications.

Cronax air curtains offer enhanced comfort by creating a barrier that prevents the influx of hot, humid outdoor air, ensuring a more pleasant indoor atmosphere.

Their durability and reliability are unmatched, as these curtains are built with high-quality materials to withstand frequent use and require minimal maintenance. Cronax Industries is one of the best air curtain dealers in Kolkata.

Additionally, they improve indoor air quality by blocking dust, pollutants, and insects, addressing concerns related to Kolkata’s air quality.

Air Curtain Key Components:

Fans/Blowers: Generate the high-velocity air stream.
Heating Elements (optional): In some air curtains, heating elements warm the air before it is discharged, providing additional comfort in cold climates.
Control Systems: Allow users to adjust the airflow speed, direction, and temperature if heating is included.
Motion Sensor: It detects movement near the doorway. When someone approaches or moves through the door, the sensor triggers the air door to activate.
Door Sensor: Door sensor detect when a door is opened or closed. When the door opens, the sensor triggers the air door to turn on, and when the door closes, the air door turns off.

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Largest Air Curtain Manufacturers in Kolkata: Technical Specifications of Industrial Air Curtains

When comparing industrial air curtains, it’s essential to consider various technical specifications to ensure you select the right model for your application. Cronax Industries, one of the leading air curtain manufacturers in Kolkata, offers high-quality air curtains with advanced features. Below are common specifications you might encounter while comparing Cronax brand air curtains to other brands.

1. Physical Dimensions

Height: Varies depending on the installation location (e.g., above doors, side-mounted).
Width: Typically matches the width of the doorway; standard sizes range from 36 inches to 72 inches or more.
Depth: The depth of the unit can vary but is usually around 8-12 inches.

2. Air Flow Rate

Volume: Measured in cubic feet per minute (CFM) or cubic meters per hour (m³/h). Common ranges are from 500 CFM for smaller units to over 4000 CFM for larger industrial units.
Velocity: Air velocity at the nozzle, usually measured in feet per second (fps) or meters per second (m/s). Other companies’ air curtains typically deliver a velocity of 30 m/s, but Cronax air curtains deliver 21 m/s air flow velocity.

3. Motor and Power

Motor Type: AC or DC motors, with options for single-phase or three-phase power.
Power Consumption: Measured in watts (W) or kilowatts (kW), typically ranging from 200W to 2kW or more, depending on the size and power of the unit.
Voltage: Commonly 120V, 220V, or 240V for residential and commercial models, with 400V or higher for industrial models.

4. Noise Level

Sound Pressure Level: Measured in decibels (dB), other company’s air curtains typically range from 50-70 dB, depending on the model and airflow rate. However, Cronax air curtains deliver less than 50 dB noise level.

5. Mounting Options

Horizontal Mounting: Above the doorway, the most common method.
Vertical Mounting: Beside the doorway, often used for larger entrances.

6. Control Options

Manual Controls: On/off switch, speed settings.
Automatic Controls: Integration with motion sensors, door sensors, thermostats, and remote control units.
Smart Controls: Integration with building management systems (BMS) and Internet of Things (IoT) platforms for remote monitoring and control.

7. Heating Options

Non-Heated Models: Only provide an air barrier.
Heated Models: Include electric or hot water heating elements. Electric heaters can range from 1 kW to 20 kW or more, depending on the unit size and application.

8. Materials and Construction

Housing Material: Air curtains can be made from stainless steel, galvanized steel, mild steel, or aluminum for durability.
Fan Blades: Often made of aluminum.

9. Air Filter

Type: Basic dust filters or more advanced filters for specialized applications (e.g., HEPA filters for clean rooms).

10. Certification and Standards

Safety Certifications: Cronax is India’s first air curtain manufacturer certified by NABL LAB, with UL, CE, or other relevant safety standards.
Performance Standards: Compliance with ISO, ASHRAE, or other industry standards for air curtains.

Cronax Industries stands out among air curtain manufacturers in Kolkata, offering products that combine performance, efficiency, and advanced features to meet the diverse needs of industrial and commercial applications.

India’s Largest Air Curtain Manufacturers In kolkata

Cronax Air curtains, produced by one of the leading air curtain manufacturers in Kolkata, serve several key functions across various applications. These functions are primarily focused on environmental control, energy efficiency, and enhancing comfort and safety. Here are the main functions of Cronax commercial air curtain functions:

1. Temperature Control

Heating and Cooling Retention: Air curtains help maintain indoor temperatures by minimizing the exchange of conditioned indoor air with the outdoor environment. This is particularly useful in preventing warm air from escaping in the winter and cool air from escaping in the summer.

2. Energy Efficiency

Reduced Energy Consumption: By limiting the loss of conditioned air, air curtains reduce the workload on heating and cooling systems, leading to lower energy consumption and cost savings.
Sustainable Operations: Improved energy efficiency contributes to more sustainable building operations.

3. Contaminant Prevention

Dust and Dirt Blockage: The high-velocity air stream acts as a barrier to airborne dust, dirt, and pollutants, keeping indoor spaces cleaner.
Insect and Pest Control: Air curtains deter flying insects and other pests from entering a building, crucial for food service areas, retail stores, and hospitals.

4. Improved Air Quality

Pollutant Exclusion: By preventing outdoor pollutants from entering, air curtains help maintain higher indoor air quality, beneficial for health and comfort.
Hygiene Maintenance: In environments such as hospitals and laboratories, air curtains help maintain sterile conditions by blocking contaminants.

5. Enhanced Comfort

Draft Prevention: Air curtains eliminate uncomfortable drafts caused by open doors, contributing to a more pleasant indoor environment.
Consistent Indoor Climate: They help maintain a uniform temperature throughout the space, enhancing overall comfort for occupants.

6. Unobstructed Access

Ease of Movement: Air curtains allow doors to remain open without compromising temperature control or cleanliness, facilitating easy access for people and vehicles.
Operational Efficiency: In high-traffic areas, air curtains enable continuous flow without the need for doors to open and close frequently.

7. Safety and Compliance

Fire Barrier: Some air curtains are designed to act as smoke and fire barriers in case of emergencies, helping to contain fire and smoke spread.
Regulatory Compliance: Use of air curtains can help businesses comply with health and safety regulations regarding pest control and hygiene standards.

8. Application-Specific Benefits

Retail and Commercial Spaces: Enhance customer experience by maintaining a comfortable shopping environment.
Industrial and Warehouse Settings: Protect products and equipment from dust and temperature fluctuations.
Food Service and Hospitality: Ensure hygienic conditions and prevent pest entry, crucial for kitchens and dining areas.

Additional Functions with Advanced Features

Automation and Control: Integration with sensors (motion and door sensors) for automatic operation based on door usage or occupancy.
Heating Capabilities: Some air curtains come with heating elements to provide additional warmth during colder months, enhancing comfort at entrances.
Smart Technology: Modern air curtains can be integrated with building management systems (BMS) for remote monitoring and control, further optimizing energy use and performance.

By fulfilling these functions, Cronax air curtains, from one of the premier air curtain manufacturers in Kolkata, provide significant benefits in terms of energy savings, environmental control, and occupant comfort, making them a valuable addition to various types of buildings and facilities.

India’s Largest Air Curtain Manufacturers In Kolkata

Applications of Air Curtains in Kolkata

Retail Stores and Shopping Malls
- Humidity Control: Kolkata’s high humidity can lead to discomfort in shopping areas. Air curtains help mitigate this by preventing the ingress of humid outdoor air, thus maintaining a comfortable and cool indoor environment.
- Energy Efficiency: By reducing the burden on air conditioning systems, air curtains contribute to significant energy savings, which is particularly valuable given the city’s frequent use of cooling systems.
Hotels and Hospitality Venues
- Comfort Maintenance: The combination of high temperatures and humidity in Kolkata can affect guest comfort. Air curtains help keep indoor environments cooler and drier, ensuring a pleasant experience for guests.
- Barrier Against Outdoor Elements: They also block out dust, insects, and pollutants, which is essential for maintaining a clean and inviting atmosphere in hotels and restaurants.
Office Buildings
- Climate Regulation: In Kolkata’s warm and humid climate, air curtains help maintain a stable indoor temperature, creating a more comfortable workspace and reducing the stress on air conditioning systems.
- Energy Savings: By minimizing the amount of hot, humid air entering the building, air curtains help lower energy consumption and cooling costs.
Healthcare Facilities
- Temperature Control: Air curtains assist in keeping sensitive areas like patient rooms and operating theaters at consistent temperatures, which is crucial for patient comfort and care.
- Infection Prevention: They act as a barrier to prevent the entry of airborne contaminants and dust, supporting a sterile environment in healthcare settings.
Industrial and Warehouse Settings
- Temperature Management: Air curtains help manage temperature fluctuations in warehouses and industrial spaces where doors are frequently opened, helping to maintain a stable indoor climate.
- Dust and Debris Prevention: In Kolkata, where dust and pollutants can be a concern, air curtains help keep work environments clean by blocking out external debris.
Educational Institutions
- Learning Environment: Air curtains help maintain a comfortable temperature and humidity level in schools and universities, promoting a conducive learning environment despite Kolkata’s challenging weather conditions.
- Energy Efficiency: They reduce the load on HVAC systems, leading to lower energy costs for educational institutions.
Public Transport Hubs
- Passenger Comfort: In busy transport hubs like airports and railway stations, air curtains help maintain a comfortable indoor climate by blocking out the hot and humid air from outside.
- Operational Efficiency: They contribute to energy efficiency by reducing the need for extensive cooling in large public spaces.

In Kolkata’s hot and humid climate, air curtains are an essential tool for enhancing comfort, improving energy efficiency, and maintaining a clean and pleasant environment across various applications.

India's Largest Air Curtain Manufacturers In Kolkata

Cronax Air Curtain, available in 2 feet to 10 feet Sizes, with a 3-year warranty.

1. What is an air curtain and how does it work?

An air curtain is a device installed above or beside an entrance that creates a stream of high-velocity air, forming an invisible barrier. This barrier helps to maintain indoor temperature, prevent the entry of dust, insects, and pollutants, and improve energy efficiency by reducing the workload on heating and cooling systems.

2. Why should I consider installing an air curtain? Installing an air curtain offers several benefits, including energy savings, improved indoor air quality, enhanced comfort for occupants, and protection against insects and dust. It also allows for unobstructed access in high-traffic areas without compromising environmental control.

3. What are the typical applications for air curtains?

Air curtains are used in a variety of settings, including retail stores, restaurants, hospitals, warehouses, office buildings, public transportation hubs, cold storage facilities, hotels, clean rooms, pharmaceutical facilities, supermarkets, airports, educational institutions, and entertainment venues.

4. How do air curtains contribute to energy efficiency?

Air curtains help maintain indoor temperatures by minimizing the exchange of conditioned indoor air with the outdoor environment. This reduces the workload on heating and cooling systems, leading to lower energy consumption and cost savings.

5. Can air curtains help with insect and pest control?

Yes, air curtains create a high-velocity air barrier that deters flying insects and other pests from entering a building. This is particularly important for food service areas, retail stores, and healthcare facilities.

6. Are there different types of air curtains available?

Yes, air curtains come in various types and configurations, including non-heated and heated models, horizontal and vertical mounting options, and units with manual, automatic, or smart controls. Some models also include advanced features such as integration with building management systems (BMS) and Internet of Things (IoT) platforms.

7. What should I consider when choosing an air curtain?

When choosing an air curtain, consider factors such as the size and type of the entrance, the required air flow rate, energy efficiency, noise level, control options, and whether you need a heated or non-heated model. It is also important to consider the specific application and environmental conditions of your facility.

8. How is the performance of an air curtain measured?

The performance of an air curtain is typically measured by its air flow rate (cubic feet per minute or cubic meters per hour) and air velocity (feet per second or meters per second) at the nozzle. Other important factors include power consumption, noise level, and the effectiveness of the air barrier in maintaining indoor environmental conditions.

9. Do air curtains require regular maintenance?

Yes, like any mechanical device, air curtains require regular maintenance to ensure optimal performance. This includes cleaning or replacing air filters, inspecting and cleaning fan blades, and checking the operation of motors and control systems.

10. Where can I find top-quality air curtains in Kolkata?

Cronax Industries, a premier air curtain manufacturer in Kolkata, provides an extensive selection of high-quality air curtains suited for different commercial and industrial uses. For more details on their products and services, you can reach out to their local representatives or check their website.

11. What factors influence the air curtain price in Kolkata?

The price of air curtains in Kolkata can vary based on several factors, including the size, type, features, and specific requirements of the unit. Cronax Industries, a leading air curtain manufacturer in Kolkata, can provide personalized quotes and guidance based on your specific application and preferences.