• Preferred materials

  Sturdy and practical, long service life

• Beautiful and solid

  The outer frame is made of aluminum profile, non-woven chemical fiber cloth, folded and shaped, supported by metal mesh, with plastic corners or angle aluminum.

  Folding and forming, supported by metal mesh, with plastic corners or aluminum corners, compact structure, commonly used in pre-filtration of ventilation systems.

• Strict quality control

  Layers of quality control, refusing to be shoddy and long service life.

• Support customization

  Special sizes and specifications can be customized according to customer requirements.

  Pre-filtration of air-conditioning system or centralized ventilation and air-conditioning system of clean room. Coarse dust filtration, air filtration system pre-filtration. Clean room air inlet and return air filtration.

1. Can a folding primary filter remove dust?

Yes, a folding primary filter is effective at removing dust from the air. Its increased surface area allows it to trap larger particles like dust, debris, and pollen, helping to protect secondary filters and improve overall air quality. The folding design enhances its dust-holding capacity, making it an ideal choice for systems that need to capture larger contaminants.

2. How to choose a folding primary filter for my ventilation system?

When selecting a folding primary filter, you should consider the following factors:

• The size of your ventilation system to ensure the filter fits properly.

• The air volume your system handles to select a filter with an appropriate dust-holding capacity.

• The type of contaminants you need to filter, such as dust, pollen, or fibers.

By considering these aspects, you can ensure that the folding primary filter meets the specific needs of your system and maximizes its efficiency.

3. What are the maintenance requirements for folding primary filters?

Maintaining a folding primary filter is relatively simple. Regularly check the filter for visible dirt or damage, and clean or replace it as needed. Depending on the material, some filters can be washed, while others may need to be replaced once they are saturated with contaminants. It is important to follow the manufacturer's guidelines to ensure proper maintenance and prolong the filter's life.

4. Can a folding primary filter handle high air volumes?

Yes, folding primary filters are designed to handle high air volumes due to their increased surface area. The unique folding design allows for higher dust-holding capacity while maintaining optimal airflow. These filters are ideal for systems that require efficient filtration without reducing the air volume or putting excess strain on the system.

5. Are folding primary filters suitable for large facilities?

Folding primary filters are well-suited for large facilities. Their design, which maximizes surface area, allows them to handle higher air volumes and trap larger particles. This makes them a great choice for large industrial or commercial spaces that require efficient filtration systems to maintain air quality and protect secondary filters from large debris.

6. Are folding primary filters ideal for high-traffic areas?

Yes, folding primary filters are suitable for high-traffic areas. Their increased dust-holding capacity allows them to capture larger particles in environments where there is a lot of movement, such as office buildings, warehouses, or manufacturing plants. They help maintain a clean and healthy air environment by preventing large debris from circulating through the air system.

7. How does the folding design improve filtration efficiency?

The folding design of a primary filter improves filtration efficiency by expanding the surface area, allowing the filter to capture more particles without increasing its size. This larger surface area enables the filter to hold more dust and debris, ensuring that larger particles are removed before air passes through more sensitive secondary filters.

8. What is the particle filtration efficiency of a folding primary filter?

The particle filtration efficiency of a folding primary filter is generally lower than that of more specialized filters like HEPA filters. It is designed to capture larger particles, typically in the 1 to 10-micron range, such as dust, pollen, and larger allergens. The efficiency may vary depending on the filter’s MERV rating, with higher MERV ratings indicating better performance at filtering larger particles.

9. How does a folding primary filter improve air quality?

A folding primary filter improves air quality by capturing large particles such as dust, pollen, and debris, which could otherwise contribute to poor air quality. By preventing these contaminants from entering the air handling system, it ensures that air passing through the system is cleaner and healthier. It also helps maintain the efficiency of secondary filters, which are designed to capture finer particles.

10. Are there any safety precautions when using folding primary filters?

While folding primary filters are generally safe to use, it is important to follow safety guidelines during installation and maintenance. Always turn off the HVAC system before removing or cleaning the filter to avoid injury or system damage. Additionally, ensure that the filter is properly installed to prevent air bypass or reduced filtration performance.

11. How do folding primary filters compare to activated carbon filters?

Folding primary filters and activated carbon filters serve different purposes in air filtration. Folding primary filters are designed to capture larger particles like dust, pollen, and fibers, while activated carbon filters are used to remove odors and gases. The folding design enhances dust-holding capacity, whereas activated carbon filters excel in absorbing volatile organic compounds (VOCs) and other chemical pollutants.

12. How is a folding primary filter installed in an industrial air system?

To install a folding primary filter in an industrial air system, first turn off the system and locate the filter compartment. Remove the old filter and measure the new filter to ensure a proper fit. Place the filter into the slot with the correct airflow direction, typically indicated by arrows on the filter. Finally, secure the filter and close the compartment before turning the system back on.

13. How to maintain a folding primary filter?

Maintaining a folding primary filter involves regular inspection for dirt or damage. Clean the filter if it is washable, using compressed air or water, or replace it when it becomes too clogged with dust. Ensure that the filter is properly fitted and installed to avoid any gaps or issues with airflow. Follow the manufacturer's recommendations for cleaning and replacement intervals.

14. What industries use folding primary filters?

Folding primary filters are used in a variety of industries, including:

• HVAC systems in commercial and residential buildings

• Manufacturing and industrial facilities

• Cleanrooms and laboratories

• Pharmaceutical production environments

These filters help maintain air quality by preventing larger particles from contaminating sensitive equipment or environments.

15. Are folding primary filters better than HEPA filters?

Folding primary filters and HEPA filters serve different purposes, so one is not necessarily better than the other. Folding primary filters are designed to capture larger particles and protect secondary filters, while HEPA filters are highly efficient at capturing very fine particles, including allergens and bacteria. Depending on the application, folding primary filters may be used in conjunction with HEPA filters to ensure optimal air quality.

16. What size folding primary filter do I need?

The size of the folding primary filter you need depends on the dimensions of the air handling unit or HVAC system. Common sizes include 20" x 20", 24" x 24", and 16" x 25". Be sure to measure the filter compartment to ensure you choose a filter that fits properly for optimal performance.

17. What is a folding primary filter?

A folding primary filter is an air filtration device that uses a folding design to increase surface area, allowing it to capture larger particles like dust, pollen, and debris. This design enhances its dust-holding capacity and airflow efficiency, making it ideal for use in HVAC systems, industrial settings, and cleanrooms as part of a multi-stage filtration system.

18. What is the particle size that a folding primary filter captures?

A folding primary filter is designed to capture larger particles typically ranging from 1 to 10 microns in size. This includes dust, pollen, and other airborne debris. It is effective at preventing larger contaminants from reaching more sensitive filters in the system, ensuring that secondary filters are better protected and more efficient in capturing finer particles.