Kunshan Hengqing Purification Equipment Technology Co.,Ltd

Celling Filter, Prefilter, Disposable Panel Filter , Pocket Filter, Bag Filters, Mini-Pleated Filters, V-Bank Filters, Fiberglass Filter Media, Activated Carbon Filter, High Temperature Hepa Filter, Hepa Filter & Ulpa Filters, Gel Sealant Box Hepa Filters.
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Non-woven pre filter

USD 1 - 10 / Piece  [Get Latest Price]
10 Piece/Pieces
Place of Origin:
China (Mainland),Jiangsu
Filtration Grade:
Pre Filter
Panel Filter
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Supplier Profile

Enterprise Certifiation

Kunshan Hengqing Purification Equipment Technology Co.,Ltd
China (Mainland) China (Mainland)
Total Stuff:51 - 100 People

Products details

Item specifics

  • Place of Origin: China (Mainland),Jiangsu
  • Filtration Grade: Pre Filter
  • Porosity: 0.4um
  • Construction: Panel Filter
  • Model Number: 592*592*45mm
  • Efficiency: 80%-90%
  • Medium Material: Synthetic Fiber
  • Brand Name: Hengqing Purification
  • Weight: 1kg


1.Non-woven pre filter Advantages

• High mechanical strength

• Rigid, water resistant cardboard frame

• Large media surface

• Unique radial pleat design

2. Application: Primary filter for air conditioning systems.


  • Type: High performance disposable pleated panel filter.
  • Media: Mixture of cotton and synthetic fibre
  • Frame: Rigid water resistant cardboard.
  • EN779:2011 filter class:G3(EN779), 90%≥EA≥80% at Arrestance efficiency

                                            G4(EN779), EA≥90% at Arrestance efficiency

  • Recommended final pressure drop: 250 Pa.
  • Temperature: 70 degree maximum in continuous service.

4. Thickness vs Efficiency vs Pressrue drop

Thickness Pressure drop
at 2.5m/s/Pa
(Inches) (mm) G3 G4
1 22 70 80
2 45 60 70
4 96 50 60

5. Dimensions vs Air flow

Dimensions (H x W) Air Flow
(Inches) (mm) m3/Hr at 2.5m/s
24×24 592×592 3400
24×12 592×287 1700
24×20 592×490 2800
20×20 490×490 2300

Note:Pressure drop +/-15%

           Odd sizes available

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