Primary Effect Paper Frame Folded Air Filter

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Product Detail

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Product features

1.The frame is sturdy and detachable: it is made of sturdy plate aluminum frame with aluminum alloy corner or plastic corner. The structure is firm and stable, ensuring that the filter will not be deformed or damaged under the poor working environment. The outer frame is detachable. Easy to replace the filter material for the purpose of recycling the frame
2.Lightweight plate structure, easy to handle and install, high quality polyester synthetic fiber filter material, low initial resistance and good fire resistance.
3.Folding primary filter series filter mesh contains man-made fiber filter material. The filter material adheres the metal mesh to the air outlet section to prevent vibration and keep the folding view consistent. The outer frame is made of strong and moisture-proof aluminum alloy frame. ,strong and sturdy. Folded shape, in addition to the diagonally fixed filter material before and after the frame, the filter material and the outer frame are tightly bonded to prevent any air leakage, and the filter area is 2-5 times of the general plane.
4.The filter material is made of high-quality polyester synthetic fiber, which has long service life and fluffy and dense fiber structure, which ensures high dust collection rate and large dust holding capacity, effectively extending the service life of the rear-end medium efficiency filter and reducing Operating costs
5.Available in 2" (46mm) and 4" (96mm) thicknesses, 2" and 4" in a pleated configuration
6.Optional filter rating: G3, G4, F5 (EN779)


1.Primary folding filters are used in clean return air systems
2.Prefiltration of local high efficiency filter unit
3.Ventilation and air conditioning systems for office buildings, conference rooms, hospitals, shopping malls, airports and other large civil buildings
4.Prefiltration of central air conditioning and centralized ventilation system in general industrial plant or clean room
5.Primary folding filter is used for pre-filtration of large air compressor
6.Air filter products are widely used in electronic technology, medicine and health, biological products, food and beverage, mechanical and electrical engineering equipment, precision instruments, metallurgy and chemical industry, coating, air conditioning, printing, environmental protection industries

Specific datas:

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Initial resistance

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Special size and specifications can be made according to customer requirements

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