Features of Aosun Air Curtain For Loading Docks
- Operate in a dual heating mode which are heated and ambient
- Provides an auto-adjust airflow that acts according to the IR sensor
- Has a 3-speed settings, allowing staffs to manipulate the speed of the air curtain’s air
- Requires minimal time and effort for maintenance due to self-lubricating bearing
- Include a stainless steel filter that is removable which has a ≤3.0mm mesh design as a compliance to ASHRAE 52.2
Air Curtain For Loading Docks Manufacturer in China
Air curtain is a widely used fan to shield loading docks from dust, smoke, bugs, exhaust fumes and pests outdoors, which means it can help protect products and warehouse stuff. It divides the interior and exterior which seals up to 90% without hampering visibility, making it a great choice for loading and unloading materials. Furthermore, the HVAC system doesn’t need to cycle many times which prolongs its life and saves energy while still keeping the indoor temperature comfortable and conforming to the government’s safety regulations. It can also serve as an alternative for plastic strips and vestibule as a complaint to ASHRAE Standard 90.1. Other than warehouses, it may also be used in loading docks in factories and retail stores. Aosun also offers customization on air curtains for loading docks. We have an R&D department that is ready to assist you on your customization.
AOSUN’s unheated ambient air curtains create an effective barrier against dust, fumes, and insects—ideal for maintaining temperature zones in loading docks.
Our recessed electrically heated air curtain delivers warm airflow while staying discreetly hidden in the ceiling, perfect for loading dock entrances.
AOSUN’s hot water heated air curtains use existing hot water systems to provide energy-efficient heating and air separation in industrial environments.
AOSUN’s direct drive air curtains feature low maintenance motors that ensure consistent performance for loading areas.
Our recirculating air curtains reuse airflow for greater efficiency, reducing energy loss and maintaining a stable indoor climate.
AOSUN’s industrial insect control air curtains provide a powerful air barrier to block insects and contaminants from entering loading dock areas.
AOSUN’s vertical air curtains offer side-mounted airflow for efficient sealing in large dock doors.
Our high static pressure air curtains deliver strong, focused airflow for large or high-traffic loading dock entrances, ensuring maximum air separation.
Functions of Air Curtains for Loading Dock
Protect Your Goods and Equipment
Doors in the loading dock open frequently, allowing dust, bugs, and unwanted fumes to enter, which can damage goods and affect equipment performance. Even plastic curtains leave small gaps, but an air curtain creates up to 80% sealing efficiency.
For industries like food, pharmaceuticals, or electronics, it can prevent temperature swings, moisture, and condensation that cause spoilage, rust, or static issues—extending your equipment’s lifespan and keeping your products safe.
Saving Energy Spend
Conventional door curtains can’t stop heat or cold exchange effectively, leading to air conditioning or refrigeration systems working harder. By using an air curtain, your HVAC system will operate more efficiently and last longer. Especially in large cold storage or climate-controlled facilities, you can decrease energy consumption by about 30%. Moreover, it also reduces compressor running time, lowering electricity costs and delivering long-term savings for your operation.
Improve Working Conditions
On the other hand, using air curtains helps maintain a stable, clean, and comfortable workspace. Even in extreme seasons, it minimizes temperature shock and lets your staff work without discomfort or distraction.
Meanwhile, air curtains also reduce the spread of odors and noise, optimizing the work environment. By improving comfort, you can boost productivity, increase employee satisfaction, and enhance loading efficiency—all with one simple upgrade.
Why Choose Our Air Curtains for Your Loading Dock
High Airflow and Low Noise Level
Aosun air curtains specially designed for loading docks are equipped with high-performance EC fans that deliver airflow ranging from 3,500 to 16,000 CFM. And within seconds, they create a powerful and stable air barrier that isolates indoor and outdoor environments.
Unlike regular door curtains or roller doors, they block up to 90% of air exchange without affecting the movement of your employees or forklifts. Even better, the noise level of it is often below 65 dB, so your staff can work and communicate comfortably without any disturbance.
Reliable and Durable
Loading docks often face harsh working conditions, such as temperature swings, high humidity, dust, and constant equipment operation. Our air curtains are assembled with stainless steel housing and aluminum or polycarbonate blades, providing excellent resistance to corrosion, rust, and impact.
EC motors, as the core of the air curtain, are made with high-quality copper or aluminum certified by Energy Star, which have high efficiency and long service life. Moreover, every unit meets international standards such as ISO 3744 and ISO 14644 Class 8, ensuring dependable performance. So, you can count on them to run smoothly in tough environments and keep your maintenance costs low.
Offer Automatic Heated Models
If you want to use it in cold or low-temperature areas, we offer automatic heated models equipped with smart infrared sensors. These sensors can adjust air temperature and speed automatically based on surrounding conditions and door activity.
At the same time, the system has dual heating modes, including warm air and ambient air, with three speed settings for easy adjustment throughout the year. Therefore, you can quickly warm the dock area for better comfort in winter. And in summer, switch to non-heated mode to block heat, dust, and insects. This automation saves you manual effort, reduces energy waste, and helps maintain a comfortable working environment year-round.
Easy to Maintain
Our air curtains use self-lubricating bearings that minimize maintenance time and eliminate the need for frequent fueling. Furthermore, the removable stainless steel filter (≤3.0 mm mesh, compliant with ASHRAE 52.2) protects against dust and debris entering the fan system, extending motor service life.
Cleaning is simple—just remove, rinse, and reinstall. Thanks to the modular design, you can easily replace parts or perform quick inspections without long downtime, enhancing your production efficiency.
Customizable
Our R&D team offers full customization to meet your specific needs. You can choose the airflow capacity, unit length, discharge angle, heating mode, and motor type to fit your site conditions. Whether you engage in a cold storage facility, food plant, logistics center, or electronics factory, we’ll design a solution tailored to your operation. With our customized air curtains, you’ll enjoy a safer, more comfortable, and more energy-saving loading environment—helping you boost productivity and enhance your brand image.
Yes, they do. Adjusting according to the season helps your air curtain work at peak performance. In winter, you can tilt the airflow slightly outward or activate the heating model to block cold drafts and keep warm air inside. In summer, a straight downward flow is sufficient to stop heat, dust, and bugs while saving energy consumption.
Compared to plastic strips, air curtains don’t disturb your insight and don’t need to be lifted manually, which speeds up loading and unloading while avoiding collision risks. They’re also more hygienic and don’t need frequent cleaning since there’s no direct contact. Most importantly, they last longer, reduce maintenance costs, and make your workspace more comfortable.
Start by checking the door size, usage frequency, and working environment. Larger or taller doors may need stronger airflow or multiple units for full coverage. You should also decide whether a heated or unheated type suits your needs. Our team can help you assess your setup and recommend the best model to save energy and keep your goods protected.
For loading docks air curtains in cold chain logistics warehouses, it is necessary to select air curtains with anti-frost and anti-fog functions. They can eliminate frost and fog at the source, ensuring clear visibility for forklift drivers and guaranteeing their safety. Simultaneously, the motor of the loading and unloading point air curtain needs to meet an IP55 or higher protection rating to withstand high humidity environments. Furthermore, it is recommended to choose stainless steel or aluminum alloy materials for the casing to effectively prevent condensation from corroding the outer shell.
You can try adjusting the speed to a higher setting or increasing the power to enhance airflow. If the problem still isn’t resolved, it’s likely due to dust buildup from prolonged use, obstructing airflow. You should disconnect the power and clean the filter and air outlet to ensure the airflow is unobstructed. Reopen the air curtain and check if the airflow has returned to normal. Check the motor for proper operation and any unusual noises, replace the bearings or starting capacitor if necessary. Additionally, you can try adjusting the air deflector angle to ensure the airflow vertically covers the door sill upon landing.
Air curtains for loading docks effectively reduce condensation and moisture in warehouses. They prevent moisture from condensing into water droplets on cold walls or goods surfaces, thus preventing goods from becoming damp and spoiling. Because air curtains at loading/unloading points accelerate surface moisture evaporation, keeping the warehouse dry, they effectively prevent forklift slippage or personnel falls caused by slippery floors. In addition, they save energy and extend the lifespan of refrigeration equipment.
The installation height of the air curtain for loading docks directly determines the integrity and stability of the airflow barrier. If installed too low, it can obstruct forklift lifting and handling of goods, and poses safety hazards. A narrow coverage area allows outdoor air and insects to seep in through the gaps above. Conversely, if installed too high, airflow may not reach the ground, failing to form an effective barrier, allowing hot and cold air to seep in from the ground. A suitable installation height allows the air curtain to fully perform, effectively blocking indoor and outdoor air exchange and preventing dust and insects from entering the warehouse.
Air curtains are ideal for loading docks in cold storage or temperature-controlled warehouses, effectively maintaining stable internal temperatures and reducing energy consumption. Air curtains at loading and unloading points effectively prevent the entry of outside air and the leakage of indoor air, reducing the operating load on the refrigeration system and thus significantly reducing energy loss. Replacing traditional door curtains, they do not obstruct the normal passage of trucks and forklifts. Furthermore, air curtains at loading and unloading points effectively prevent outdoor dust, insects, and moisture from entering the warehouse, preventing materials from becoming damp and deteriorating, and reducing warehousing and maintenance costs.
