G4 grade primary filter media
Cleanroom Filtration / Spray Booth & Coating Filters
G4 Primary Filter Cotton
Roll-type G4 primary filter cotton for pre-filtration in cleanroom and HVAC air handling systems.
Key Points
Product Features and Selling Points
Available in multiple roll lengths and widths
Suitable for 0.5-1.0 m/s face velocity
Low initial resistance for ventilation systems
Custom sizes available
Applications
Where This Product Is Used
Cleanroom fresh air systems, HVAC pre-filtration, general factory air inlet filtration, and protection for medium efficiency or HEPA filters.
Customization
OEM and Custom Options
Non-standard roll length, width, thickness, packing, and cut-to-size requirements are available upon request.
Product Images
Detail Views and Reference Photos
Specification Table
Technical Parameters
| Parameter | Specification |
|---|---|
| Length | 10 m; 20 m; 30 m; 40 m; 50 m |
| Width | 1.0 m; 1.2 m; 2.0 m |
| Thickness | 3 mm; 5 mm; 10 mm; 15 mm; 20 mm; 30 mm |
| Face Velocity | 0.5-1.0 m/s |
| Initial Resistance | 30-40 Pa |
| Grade | G4 |
| Customization | Non-standard sizes available |
Data translated and organized from the supplied filter specification PPT. Non-standard dimensions can be customized.
Product Details
Technical and Product Information
G4 Primary Filter Cotton is used as a pre-filter media for cleanroom ventilation, HVAC intake air, and general industrial air purification. It helps capture larger particles before downstream medium efficiency or HEPA filtration stages.
The material is supplied in roll form and can be cut to different widths, lengths, and thicknesses according to project requirements.
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