What is the heated air curtain:

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Heated air curtains, it is a special design air curtain with heating elements, it can offer numerous benefits such as enhanced comfort, and energy efficiency. It is often used in the cold area in winter.There are many types of heated air curtains with different functions, sometimes it is not easy to choose the suitable one. You can read my article, maybe it will be useful to you.

heated air curtain

What is the heated air curtain working principle

Heated air curtains create an invisible air barrier across an open entrance, effectively separating two different temperature zones. What is the difference with standard air curtains, heated curtains add an additional layer of PTC heater, making them particularly useful in colder climates or during winter months. They draw in ambient air from the surroundings, heat it using integrated heating elements, and then people can feel the warmed air across the open entrance or doorway.

What is the benefits of CD AIR TECH heated air curtain?

  • Same with air curtain: Blocking hot and cold wind alternation, blocking dust, blocking flies, blocking odor.
  • It can blow the heated air, so people can feel better when passing through the door.
  • heated air curtain with thermostat: it is temperature control function,you can set up the heated air temperature, if the temperature is higher, then the air curtain will stop automatically.
  • Adjustable heated power: You can change the heating power as requirement, such as 4kw 8kw 12kw.
  • Connect BMS(build management system): then you can control the air curtain in the operator room. Easy to operate, we can provide 485 connector


  • Enhanced Comfort: By emitting warm air, these devices significantly enhance indoor comfort, especially during colder seasons.
  • Improved Energy Efficiency and Cost Savings: By reducing the need for traditional heating systems to compensate for heat loss at entrances, heated air curtains contribute to energy conservation and consequent cost savings.
  • Better Temperature Regulation and Control: Heated air curtains help maintain consistent indoor temperatures, preventing cold drafts and heat loss through open doorways.
  • Enhanced Cleanliness and Hygiene: Similar to standard air curtains, the heated variants also minimize the entry of outdoor pollutants, insects, and allergens, contributing to a cleaner, healthier indoor environment.

How many types of heated air curtains in the market

  • Electrical heated air curtain: it requires the dynamic electricity 380v
  • Water-heated air curtain: it requires at least 60℃ hot water. If the water temperature is less than 60℃, we can use the electric heater to increase the outlet air temperature
  • Steam heated air curtain: it requires the steam pressure between 0.2MPa-0.6MPa

Why is require the heated air curtain?

In winter, the heat will be lost when opening the door oftenly. Such as for the reception staff, it is a headache thing. With heated air curtain, there will be no this kind of issue.

 How to choose the heated air curtain?

First, what heat source the customer has, is very important.

Second, We need to know what is customer’s purpose. For blocking the air between inside and outside or for room heating

For blocking the door then need to know the exact size of the door(width and height) and the actual photo of the door.

For heating the room, we need to know the heating area, room construction, and room height, then we can recommend suitable models. Such as heater power 5kw 10kw 15kw

If you have any queries about heated air curtains or how to prevent hearing loss, you can contact us.

I am Miles, the Export Sales Director of cdairtech.com. I have been working at air curtain factory for more than 10 years. You can contact me with any question about air curtain.

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Our Export Manager will contact you within 1 working day, please pay attention to the email: export@cdairtech.com

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