G4 Primary Air Filter Paper Frame Filter Cotton With Metal Mesh

1. The fixed profile is fixed with aluminum or plastic angles, and the frame material is aluminum alloy or galvanized sheet to prevent rust. The paper outer frame can be cast and has a low cost.

2. The filter material is made of primary effect filter cotton with metal mesh, which increases the stiffness of the filter material and is not easily deformed.

3. Letter holder structure, easy to disassemble, easy to replace filter material, folding filter material to increase filtering area

4. The filter material is made of high-quality polypropylene material and interwoven by hot melting

5. The joint between the filter material and the frame is sealed to prevent air leakage and ensure filtration quality.

Product display:

Product features:

1. Can be easily cleaned once

2. Self replaceable filter material

3. Chemical fiber or metal filter material

4. Filtering efficiency: G3-G4

5. The filter material has flame retardant and washable properties

6. Suitable for pre filtration of central air conditioning and centralized systems, as well as pre filtration of rail transit air conditioning systems.