
Fiberglass Bag Filter
Looking for a reliable Fiberglass Bag Filter for HVAC or industrial air filtration? This multi-pocket filter uses fiberglass media to capture airborne particles while providing a practical filtration solution for air handling systems.
Available in different filtration grades, pocket depths, dimensions, and frame configurations, it can be matched to various AHU and HVAC installations.
The filter is suitable for commercial buildings, manufacturing facilities, clean environments, and industrial ventilation systems. Whether you need a fiberglass air filter for routine replacement or for a customized project, SNYLI can provide suitable configurations based on airflow, installation space, and filtration requirements.
Product Introduction
Snyli Environmental Technology (Shandong) Co., Ltd. is one of the most reliable manufacturers and suppliers of fiberglass bag filter in China. With abundant experience, we warmly welcome you to wholesale advanced fiberglass bag filter from our factory. For price consultation, contact us.
Product Description
Fiberglass Bag Filter is designed for air handling systems that require a practical balance between particle capture, airflow capacity, and installation space. The filter uses fiberglass media formed into multiple pockets, creating a three dimensional filtration surface. This configuration allows the available filter face to accommodate more media while maintaining a suitable airflow path.
For buyers replacing existing HVAC filters, the choice of fiberglass media can be particularly useful when consistent filtration performance and structural stability are important. The filter can be configured with different pocket quantities, depths, frame materials, and dimensions to match specific air handling equipment.
Filter Media and Structure
The filtration performance of a Fiberglass Bag Filter depends on the selected glass fiber media, pocket configuration, and operating conditions. Fine glass fibers create a dense filtration matrix for capturing airborne particles as air passes through the media.
Each pocket is supported to maintain its intended shape during operation, while the surrounding frame provides the rigidity required for installation. Depending on project requirements, galvanized steel, aluminum alloy, or stainless steel frames can be selected. Different bag lengths and quantities are also available for equipment with varying face dimensions.
This design makes the filter adaptable to both standard replacement requirements and customized air filtration projects.
Performance and Selection Considerations
When selecting a Fiberglass Bag Filter, buyers should consider more than filtration efficiency alone. Airflow, initial resistance, filter dimensions, available installation depth, dust loading conditions, and the required filtration stage should all be evaluated together.
A properly matched filter can help the air handling system maintain stable airflow without unnecessarily increasing the operating burden. For systems requiring a different balance of filtration characteristics, SNYLI can provide alternative configurations according to the working conditions.
For applications requiring a different bag construction or media specification, this Industrial Bag Air Filter can also be configured around the required system parameters.
| Parameter | Specification |
|---|---|
| Product Name | Fiberglass Bag Filter |
| Filter Media | Fiberglass |
| Filter Type | Multi Pocket Bag Filter |
| Filtration Grade | M5, M6, F7, F8, F9 |
| Efficiency | Approx. 40%–95% depending on grade and test standard |
| Frame Material | Galvanized Steel, Aluminum, Stainless Steel |
| Standard Frame Depth | 20–25 mm header frame |
| Filter Depth | Approx. 360–635 mm, customizable |
| Pocket Number | 3–12 pockets, depending on size and filtration grade |
| Common Width | 287, 490, 592 mm |
| Common Height | 592 mm |
| Common Depth | 360, 500, 535, 550, 600, 635 mm |
| Rated Airflow | Approx. 1,000–5,100 m³/h |
| Initial Resistance | Approx. 55–150 Pa, depending on model and airflow |
| Recommended Final Resistance | Commonly 250–450 Pa, depending on specification |
| Operating Temperature | Typically up to about 70–100°C depending on construction |
| Application | HVAC, AHU, Industrial Ventilation, Cleanroom Pre Filtration |
| Customization | Size, pocket number, depth, frame and filtration grade |


Common Models
| Model | Grade | Dimensions W×H×D (mm) | Pockets | Approx. Filter Area |
|---|---|---|---|---|
| FBG-M5-287-592-550-3P | M5 | 287 × 592 × 550 | 3 | 2.12 m² |
| FBG-M5-592-592-550-6P | M5 | 592 × 592 × 550 | 6 | 3.86 m² |
| FBG-M5-592-592-600-8P | M5 | 592 × 592 × 600 | 8 | 5.68 m² |
| FBG-M6-287-592-550-3P | M6 | 287 × 592 × 550 | 3 | 2.12 m² |
| FBG-M6-592-592-550-6P | M6 | 592 × 592 × 550 | 6 | 3.86 m² |
| FBG-M6-592-592-600-8P | M6 | 592 × 592 × 600 | 8 | 5.68 m² |
| FBG-F7-287-592-550-3P | F7 | 287 × 592 × 550 | 3 | 2.12 m² |
| FBG-F7-592-592-550-6P | F7 | 592 × 592 × 550 | 6 | 3.86 m² |
| FBG-F7-592-592-600-8P | F7 | 592 × 592 × 600 | 8 | 5.68 m² |
| FBG-F8-287-592-550-3P | F8 | 287 × 592 × 550 | 3 | 2.12 m² |
| FBG-F8-592-592-550-6P | F8 | 592 × 592 × 550 | 6 | 3.86 m² |
| FBG-F8-592-592-600-8P | F8 | 592 × 592 × 600 | 8 | 5.68 m² |
Product Features
Fiberglass Bag Filter is designed for HVAC and industrial air handling systems.
- Fine Fiberglass Media
Microfine glass fiber media provides a dense filtration structure for capturing airborne particles across different particle sizes.
- Extended Pocket Design
Multiple pockets increase the usable media area within a flat filter face, supporting effective air treatment.
- Flexible Configurations
Different pocket numbers, depths, frame materials, and dimensions can be selected according to the existing filter housing.
- Stable Pocket Construction
Reinforced pocket seams and support structures help maintain pocket shape during operation.
- Wide Application Range
Suitable for HVAC systems, air handling units, industrial ventilation, clean environments, healthcare facilities, and manufacturing applications.
- Replacement Friendly
Standard and customized dimensions allow the filter to be matched with existing filter banks, simplifying replacement planning and system compatibility.
Applications
A Fiberglass Bag Filter can be used as a secondary filtration stage in a variety of air handling and ventilation systems.
Typical applications include:
- Commercial HVAC and air handling units
- Industrial ventilation systems
- Cleanroom air treatment
- Pharmaceutical and healthcare facilities
- Electronics and precision manufacturing
- Food processing environments
- Automotive production areas
- General industrial air purification
For projects where glass fiber is specifically required, a Glass Fiber Bag Filter provides a ideal option for integrating fiberglass media into a conventional pocket-style filtration system.
Why Choose SNYLI
When providing air filters, SNYLI focuses on system compatibility rather than merely offering a single, fixed configuration. The Fiberglass Bag Filter can be produced according to required dimensions, pocket numbers, pocket depth, frame material, and filtration grade.
This allows purchasing teams to match the filter with existing AHU or HVAC equipment instead of making unnecessary modifications to the installation structure. SNYLI also provides other different air filtration media and filter configurations, supporting customers who need to coordinate multiple filtration stages within one project.
For customers seeking standard replacement filters or developing a customized filtration solution, SNYLI can help evaluate the required specifications and provide a suitable filter configuration.



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