Factory Directly Light Washable Outdoor Pre Air Nylon Filter Mesh
The series nylon pre filter consisits of Aluminum/Galvanized iron/Stainless steel frame and NYLON mesh media.
Thickness: 8mm 10mm 21mm Media: Black nylon net
Frame: Aluminum/Galvanized iron/Stainless steel
Face guard: Square mesh
Optional thickness: 10~46 mm
Nominal Size inches | Actual Size mm | Rated Airflow m/s | Initial Ressistance Pa | Velocity m/s | Filter Object um | Filtration class |
20*24 | 495*595*8 | 2700 | 2.16 | 0.59 | ≥5 | G4 |
24*24 | 595*595*8 | 3200 | 3.69 | 0.71 | ≥5 | G4 |
12*24 | 295*595*10 | 1500 | 1.11 | 0.7 | ≥5 | G4 |
20*24 | 495*595*10 | 2600 | 1,80 | 0.34 | ≥5 | G4 |
24*24 | 595*595*10 | 3200 | 2.88 | 0.58 | ≥5 | G4 |


Washable (the most important feature)
Large ventilation ; Low resisitance
High temperature resistable and damp proof
Frame | Aluminium alloy /Galvanized steel/Stainless steel |
Media | Nylon mesh synthetic fiber |
Structure | Panel /Pleated |
Dimension | According to customers' requirements |
Maximum temperature | 80ºC |
Maximum relative humidity | ≤100% |
Fiber class according to EN779 | G4 ( particles ≥ 5microns ) |
Certification | ISO9001, En779 |



Free workshop, with its own primary, medium and efficient production workshop, and its own warehouse, standard size stock storage
APPLIATION:
Pre-filtration for air cleanliness in food and pharmaceutical spraying workshops, air purification for constant temperature and humidity air conditioning fresh air units, and laminar flow purification operating rooms' centralized ventilation systems.

Our Mission:
At AILIN or YIFAN, our mission is to deliver the highest quality products at the most competitive prices, ensuring an unparalleled customer experience with a win-win approach.
Getting to Our Factory:
• By High-Speed Rail: To Zhengzhou (Trading company by Ailin) or Xinxiang (Manufacturing company by Yifan) in Henan province.
• By Airplane: To Zhengzhou Xinzheng International Airport in Henan province.


G-level pre-filters, F-level medium bag/pocket filters, H-level HEPA filters, and U-level ULPA filters, as well as various types of high-temperature air filters, oil filters, and water filters.
Our products are SGS and ISO9001 certified and have been exported to Europe, North America, Southeast Asia, Africa, and other regions. Our commitment to quality and after-sales service has earned us a strong reputation in the machinery industry.
WHY CHOOSE US ?
We really hope that customers can ask more questions, and then help customers solve all aspects of the problem1. We use the highest quality raw materials to ensure the durability and reliability of our product.
2. Our design team continuously searches market demands to provide you with unique and practical designs.
3. We ensure competitive prices while maintain high quality for your satisfication
4. We value your needs and strive to ensure prompt delivery of our products to your hands.
5. We offer customization services to meet your unique requirements and preference.
6. Our team posenses extensive industry experience ready to provide you with professional advice and support.



Q1: Are you a factory or trading company?
A1: We are factory with rich experience in China, and our company has established since 2007.
Q2: Can the product be customized?
A2: Yes, both the product and the packaging can be customized.
Q3: Do you provide samples?
A3: Yes, free sample can be provided but customer needs to pay for the shipping costs.
Q4: How to pay?
Our company accepts various ways of payment, such as T/T , L/C etc.
Q5: How long is the delivery time?
A5: It depends on the order quantity. Usually it takes about 15 to 30 working days after receiving your deposit.
Q6: Do you arrange the shipment?
A6: Yes, our company can arrange the shipment to deliver the goods according to the client's customer's requirements.
Q7: What about the after-sales service?
A7:Our company is responsible for the supplied product ONLINE