Rectangular motorized duct damper

Rectangular motorized duct damper

Rectangular motorized duct damper is a device used in heating, ventilation, and air conditioning (HVAC) systems to control and regulate the airflow in rectangular ductwork. It is a type of damper that is equipped with a motor to enable automatic control of the airflow in the duct system. The damper can be adjusted to open or close, allowing air to flow or preventing it from doing so.

Rectangular motorized duct damper product description

The rectangular motorized duct damper is designed to fit inside rectangular ductwork and can be installed in both residential and commercial buildings. It is typically used in HVAC systems that require precise control of the airflow, such as in clean rooms, laboratories, hospitals, and other facilities that demand specific environmental conditions.

polypropylene duct damper

The damper is composed of two main parts: the frame and the blade. The frame is made of galvanized steel and is rectangular in shape to fit inside the ductwork. The blade is the component that moves to regulate the airflow. It is made of lightweight aluminum and is connected to a motor that drives its movement. The blade can be adjusted to open or close, depending on the airflow requirements of the HVAC system.

The motor is an essential component of the damper. It drives the movement of the blade, allowing it to open or close automatically. The motor can be controlled manually, by a switch or remote control, or automatically, by a building automation system (BAS). The motor is usually equipped with a thermal overload protection feature that protects it from overheating, which can damage the motor or cause it to fail.

Rectangular motorized duct dampers are available in different sizes to fit various rectangular ductwork sizes. They can also be customized to fit specific HVAC system requirements. The dampers can be installed in new or existing ductwork, depending on the design of the HVAC system.

There are several benefits of using rectangular motorized duct dampers in HVAC systems. One of the primary benefits is that they provide precise control of the airflow in the ductwork. This allows the HVAC system to maintain the desired environmental conditions, such as temperature, humidity, and air quality, in the building. The dampers also help to reduce energy consumption by optimizing the airflow in the HVAC system. By regulating the airflow, the system can operate more efficiently, reducing the amount of energy needed to heat or cool the building.

Another benefit of rectangular motorized duct dampers is that they are easy to install and maintain. The dampers can be installed quickly and easily by HVAC professionals. They are also easy to operate and maintain, requiring minimal maintenance over their lifespan. The motors used in the dampers are designed for long-term use, and they require minimal maintenance.

Rectangular motorized duct damper

In addition, rectangular motorized duct dampers are durable and long-lasting. They are made of high-quality materials that are resistant to corrosion and wear and tear. This ensures that they will last for many years, providing reliable performance and efficient operation.

Rectangular motorized duct dampers are also versatile and can be used in a variety of HVAC systems. They can be used in both commercial and residential buildings and can be integrated into different types of HVAC systems. They are also compatible with different types of building automation systems, allowing for easy integration with existing HVAC control systems.

Rectangular motorized duct dampers are an essential component of HVAC systems that require precise control of the airflow. They provide efficient and reliable operation, reducing energy consumption and ensuring optimal environmental conditions in buildings. They are easy to install, operate, and maintain, making them an ideal choice for HVAC professionals. With their durability and versatility, they are a cost-effective solution for regulating airflow in rectangular ductwork.


How to maintain the air duct damper valve?

Air duct dampers are an essential component of an HVAC system that regulates the flow of air within the system. They are used to adjust airflow, control temperature, and provide energy efficiency in heating, ventilation, and air conditioning systems. Air duct damper valves are typically made of steel or aluminum and consist of a blade or plate that moves within the ductwork to adjust the airflow.

Maintaining air duct damper valves is crucial for ensuring that your HVAC system operates efficiently and effectively. Regular maintenance helps to prevent issues such as duct leakage, energy loss, and decreased indoor air quality.

polypropylene duct damper

How to maintain the air duct damper valve:

Clean the damper blades

Dirt, dust, and debris can accumulate on the damper blades, making them less effective. Regularly cleaning the blades will help to ensure that they move freely within the ductwork. Use a soft brush or a vacuum cleaner to remove any debris that has accumulated on the blades.

Lubricate the damper blades

Applying a lubricant to the damper blades will help to ensure that they move smoothly and do not get stuck. Be sure to use a lubricant that is compatible with the material of the damper blades. Do not use petroleum-based lubricants, as they can cause damage to the damper blades.

Check for damage

Inspect the damper blades for signs of damage, such as cracks or bends. If you notice any damage, replace the damper immediately. Damaged dampers can cause air leakage, which can lead to decreased energy efficiency and decreased indoor air quality.

The 250mm Air Damping Valve

Check the damper linkage

The damper linkage connects the damper blade to the actuator or hand wheel that controls the damper. Check the linkage for signs of wear or damage, and replace any damaged parts. A damaged linkage can prevent the damper from opening or closing properly, which can lead to decreased energy efficiency and decreased indoor air quality.

Test the damper operation

Periodically test the damper operation to ensure that it is working properly. This can be done by adjusting the damper and checking the airflow through the ductwork. If the airflow is not adjusted as expected, check the damper for damage or obstructions.

Keep the damper area clean

Make sure the area around the damper is kept clean and free of debris. This will help to ensure that the damper operates smoothly and does not get stuck.

Replace the damper as needed

Air duct damper valves have a lifespan of around 10 to 15 years. If your damper is older than this, it may be time to replace it. Replacement dampers should be sized correctly for your ductwork and should be compatible with your HVAC system.

Plastic air duct manual damper

In conclusion, maintaining air duct damper valves is crucial for ensuring that your HVAC system operates efficiently and effectively. Regular maintenance, including cleaning, lubricating, inspecting, testing, and replacing dampers as needed, will help to prevent issues such as duct leakage, energy loss, and decreased indoor air quality. By following these tips, you can ensure that your HVAC system operates smoothly and efficiently for years to come.


Manual rectangular duct damper product introduction

The manual rectangular duct damper is made of PP polypropylene, which is resistant to acid and alkali corrosion. The production process of the manual rectangular duct damper is relatively complicated. It needs to be carved and cut from polypropylene PP sheet, and then produced by company A by manual welding. Production cannot be automated, so the cost of the rectangular duct damper is high.

Manual rectangular duct damper is suitable for chemical plants, laboratories and other application environments with explosion-proof requirements. It is used in PP material ventilation duct systems and is connected with PP air ducts. It is used for corrosive gas extraction and exhaust control, anti-corrosion, acid and alkali resistance , PP plastic manual rectangular duct damper complete specifications, supporting PP duct, elbow, tee, variable diameter use, constitute a complete PP ventilation duct system.

Manual rectangular duct damper is a kind of non-sealed butterfly valve, which is widely used in universities, chemical, biological, electric power, energy, environmental engineering, etc. in the production process, the medium temperature is less than or equal to 90℃, and the nominal pressure is less than 0.1Mpa. It is usually installed on the top of the fume hood, the PP suction hood and the inlet of the pipeline of the one-use-one-standby spray tower to switch the exhaust gas flow direction of the spray tower.

Structure of PP plastic manual rectangular duct damper

Square structure, flange connection.

Manual rectangular duct damper performance characteristics:
  • PP material processing, acid and alkali corrosion resistance, strong anti-corrosion performance;
  • PP square duct damper is designed with sockets at both ends, and flange connection can also be welded;
  • High-strength actuator, all-copper design, switch life more than 20,000 times;
  • The inner and outer walls are smooth and the wind resistance is small.
Contact information

Email: Leyte@chian-xicheng.com


Email:Leyte@china-xicheng.com

Contact us