(এয়ার কার্টেন ব্যবহারের সুবিধা কী কী?)
An air curtain creates an invisible barrier of air over an entrance, strongly keeping indoor air inside and outdoor air outside. It can help keep temperature, reduce energy costs, block dust and insects, and improve indoor air quality. It’s a simple or unpopular product, but the result is outstanding.
Air Curtain demand is increasing or becoming more popular in shops, offices, hospitals, mosques, restaurants, factories, and even homes in Bangladesh.
Air curtains are becoming more popular in shops, offices, restaurants, factories, and even homes in Bangladesh. Many people think that they can only stop insects, but they have many other benefits.
I can recommend you as an HVAC expert or professional, I have installed many Air curtains in many Businesses. I have seen how they reduce energy bills, improve Air quality and hygiene with an increased comfort level.
In this article, I will cover the benefits of using an air curtain with technical features and why it could be a good choice for your business or home.
How Does an Air Curtain Work?
An air curtain produces a constant flow of air over the whole width of a doorway using a strong fan and blower.
Technical Explanation:
- Air Intake: Air Curtain pulls air in from the environment.
- Fan & Motor: A high-speed motor powers the fan to push air through a specially designed outlet.
- Nozzle/Discharge Grille: Directs the air downward at a controlled angle.
- Air Barrier Effect: This steady stream of air forms a barrier between the indoor and outdoor areas.
This invisible air barrier doesn’t block movement, so people and goods can pass through easily while keeping all its benefits.
Top 7 Benefits of Using an Air Curtain
- Energy Savings
One of the biggest benefits of an Air curtain is that it can reduce cooling and heating loss.
- In summer, it keeps cool air from escaping and hot air from entering.
- In winter, it keeps warm air inside and cold air outside.
It means you’re AC or heater doesn’t have to work as hard, reducing energy costs by up to 30%.
- Improved Indoor Comfort
An Air curtain can help to maintain an indoor stable temperature. In summer, no hot air comes in when the door opens, and in winter, no cold air comes in. For that reason, May, Customers, employees, and visitors enjoy a more comfortable environment.
- Hygiene and Air Quality Control
Air curtains act as a barrier against dust, smoke, and pollution. This is one of the most important factors for healthy Air in indoor spaces.
- Prevents outside dust from entering stores or restaurants.
- Keeps odours from kitchens from spreading to dining areas.
- It can help to clean and make the indoor air safe, which is good for health.
- Insect and Pest Control
A strong air barrier makes it hard for flies, mosquitoes, and other insects to enter. This is especially important for:
- Food processing facilities.
- Restaurants.
- Grocery stores.
- Hospitals.
- Unobstructed Access
Air curtains let people, shoppers, and others pass through easily without blocking the door, while still protecting the inside.
- Reduced Wear on HVAC Systems
By keeping indoor air steady, air curtains help air conditioners, heaters, and dehumidifiers work less, which helps them last longer.
- Better Visibility and Customer Flow
In shops, keeping the door open welcomes customers. An air curtain lets you do this without losing comfort or raising energy costs.
Technical Features That Enhance Benefits
- Adjustable Airflow Speed – Control air strength for different seasons.
- Heating Function – Some air curtains can warm incoming air in winter.
- Noise Reduction Design – Modern units run quietly, under 50–60 dB.
- Automatic Activation – Linked to door sensors for energy efficiency.
- Filter Systems – Trap dust before it enters.
Pros and Cons of Air Curtain
✅ Pros
- Saves energy and reduces utility bills.
- Improves comfort and hygiene.
- Blocks insects, dust, and odors.
- Allows open-door business operation.
- Low maintenance wants.
❌ Cons
- Requires electricity to operate.
- Needs proper installation.
- Initial cost can be high, future benefits high.
Where Air Curtains Are Commonly Used
- Retail shops & malls – Maintain Healthy Air in indoor spaces.
- Restaurants & cafes – Can keep control of insects and smells.
- Hospitals – Prevent cross-contamination between areas.
- Factories & warehouses – Reduce dust and maintain temperature level.
- Cold storage rooms – Keep temperature stable.
Air Curtain vs. Plastic Strip Curtains
| Feature | Air Curtain | Plastic Strip Curtain |
| Energy Efficiency | High | Medium |
| Hygiene | High | Low–Medium |
| Accessibility | Very Easy | Can slow movement |
| Aesthetics | Modern | Industrial look |
| Maintenance | Low | Needs cleaning often |
Verdict: An Air curtain is the better for professional, high-traffic areas where hygiene, comfort, and energy savings are important.
Installation Tips for Best Results
- Correct Size: Match the air curtain width to the doorway.
- Proper Height: Install at the recommended height (usually 9–12 feet).
- Correct Angle: Slight forward tilt to direct air outside.
- Regular Cleaning: Dust build-up can reduce performance.
- Professional Installation: Ensures correct airflow and sealing.
FAQs – People Also Ask
What are the benefits of using an air curtain?
It can save energy, maintain temperature level, block insects and dust, and improve comfort without blocking entry.
Do air curtains work?
Yes, when you install an Air Curtain perfectly, it can reduce energy loss and keep indoor air quality.
How long does an air curtain last?
If you do proper checking and maintenance, then your Air Curtain is going to last 10-20 years. But it must be a National Brand Air Curtain with heavy-duty. The other air curtain does not last as long.
Finally, An Air Curtain not only keeps insects out but also can save energy, make indoor space more comfortable, improve cleanliness, and reduce the work of heating and cooling systems when entering or exiting through the door. For Bangladeshi businesses and homeowners, it is essential as per their requirements. AIRCONcare is the largest importer, dealer and distributor of original National Brand Air curtain in Bangladesh. You will always get perfect from us.