What industries commonly use Bag Air Filters?

Bag Air Filters are widely used in commercial HVAC systems, hospitals, pharmaceutical facilities, food and beverage processing plants, data centers, office buildings, schools, airports, and manufacturing facilities.

Are custom sizes available?

Yes. Custom dimensions, pocket quantities, frame materials, and filtration efficiencies can be manufactured to match different HVAC systems and replacement requirements.

What frame materials are available?

Bag Air Filters are commonly supplied with galvanized steel, aluminum, or plastic frames. The appropriate frame depends on the installation environment and customer specifications.

Can Bag Air Filters be used as pre-filters?

Yes. Medium-efficiency Bag Air Filters are frequently installed as pre-filters before HEPA filters or high-efficiency filtration systems, helping extend the service life of downstream filters.

Do you provide OEM and bulk orders for North America?

Yes. We support OEM and private label services for distributors, HVAC contractors, and equipment manufacturers. Custom packaging, private labeling, and bulk export solutions are available for customers in the USA, Canada, and Mexico.

Industrial Bag Air Filter for Hospitals Food Processing and Offices

Name: Industrial Bag Air Filter for Hospitals Food Processing and Offices
Brand: Shijiazhuang Gezi Filtech Manufacturing Co., Ltd
SKU: 1998794731

Hebei, ChinaShijiazhuang Gezi Filtech Manufacturing Co., Ltd

US$7.14-85.71

10 Pieces

Product specifications

Filter Efficiency

Particle Size

Typical Standard

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Clapboard

without Clapboard

Filter Number

Model NO.

Bag Air Filter

Medium Material

Synthetic Fiber

Efficiency

Merv 8 / Merv 11 / Merv 13

Filtration Grade

Primary/Medium Filter

Type

Bag Filter

Filter Type

Pocket Air Filter / HVAC Bag Filter

Filter Media

Synthetic Fiber / Fiberglass (Optional)

Frame Material

Galvanized Steel / Aluminum / Plastic

Efficiency Rating

Merv 8, Merv 11, Merv 13 (Optional)

ISO Classification

ISO 16890 Epm10 / Epm2.5 / Epm1 (Optional)

Pocket Quantity

3, 4, 5, 6, 8 Pockets

Standard Sizes

592×592 mm, 490×592 mm, 287×592 mm or Custom Sizes

Pocket Depth

300 mm, 381 mm, 500 mm, 600 mm

Initial Pressure Drop

≤ 45-80 PA

Final Recommended Pressure Drop

250-450 PA

Operating Temperature

up to 80°C (176°F)

Humidity Resistance

up to 100% Rh (Non-Condensing)

Airflow Capacity

1,000-3,400 M³/H (Depending on Size)

Applications

Commercial HVAC, Hospitals, Office Buildings

Transport Package

PE Bag + Export Carton + Pallet (Optional)

Specification

Standard or customized size

Trademark

GEZI

Origin

China

HS Code

84213990

Production Capacity

500000 Pieces/ Year

Key features

High Dust Holding Capacity: Captures more airborne particles to extend filter life and reduce maintenance frequency.

Low Pressure Drop: Maintains stable airflow while helping improve HVAC system efficiency and lower energy consumption.

Reduce Frequent Filter Changes: High-capacity filter media helps minimize replacement intervals and maintenance costs.

Improve Indoor Air Quality: Efficient particle filtration helps create cleaner air for commercial and industrial environments.

Up to 30% Longer Service Life: Durable synthetic media supports longer operating cycles under normal HVAC conditions.

Optimized Airflow Performance: Multi-pocket design provides a larger filtration area for consistent airflow and reliable filtration.

Reliable HVAC Protection: Ideal for office buildings, hospitals, and shopping malls where clean indoor air is essential.

Built for Commercial Ventilation: Designed for AHU and HVAC systems in schools, hotels, airports, and industrial facilities.

More Filtration Area: Multi-pocket construction offers greater dust-holding capacity than flat panel air filters.

Higher Efficiency, Lower Maintenance: Delivers better particle capture and longer service life than standard disposable filters.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceStandardized quality control

Shijiazhuang Gezi Filtech Manufacturing Co., Ltd

Hebei, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.14h

AI-Powered supplier vetting

SummaryThe supplier operates in screen-mesh processing and manufacturing, luggage and bags, related equipment and accessory sales, and general import/export activities. It has documented procedures and records for corrective actions and complaint handling, quality assurance, finished-product inspection instructions, inventory capability, and valid manufacturing-capacity contracts with affiliated subcontractors. Customization is offered from samples and designs, including full, minor, and flexible customization, but no 3D software design service is provided, no new product was reported in the past year, and R&D audit documentation was unavailable. Production inspection is based on random inspection by two quality inspectors. The supplier has no overseas warehouse, showroom, agent, or branch, although it has participated in FiltXpo 2025. Financial credibility and customer-case strength cannot be determined from the provided information.

Supplier typeThe supplier’s stated scope covers screen-mesh processing and manufacturing, sales and technical services for screen meshes, mechanical equipment and accessories, rubber and plastic products, household items, luggage and bags, and import/export activities. This supports classification as a manufacturer and trading/service supplier rather than a narrowly specialized single-product entity.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaints, plus in-stock service capability. However, it lacks overseas warehouses, showrooms, agents, and branches; therefore, documented service-process capability is evident, but overseas service coverage is limited.

R&D capabilityThe supplier reports no new products in the past year and has no R&D design-input, output, review, verification, or validation documents available for audit. Although the general manager cooperates with the factory on customer-requested product development and AutoCAD is listed, the available evidence does not establish strong, documented innovation capability.

Production capacityProduction-related evidence includes two quality inspectors, random finished-product inspection, standardized inspection instructions that are uniformly followed, quality assurance in quality-control processes, inventory capability, and valid manufacturing-capacity contracts with affiliated subcontractors. These explicit controls support production capability, although the slices do not state production volume or capacity.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full customization, minor customization, and flexible customization. The general manager is also described as cooperating with the factory to develop products according to customer requirements, while the absence of 3D software design service limits the available design-support format.

Product Q&A

Q:What is a Bag Air Filter used for?

A Bag Air Filter is designed to remove airborne dust, pollen, fibers, and other particles from HVAC and ventilation systems. It is widely used in commercial buildings, hospitals, food processing plants, offices, and industrial facilities to improve indoor air quality.

Q:What filtration efficiencies are available?

Bag Air Filters are available in multiple efficiency levels, including MERV 8, MERV 11, MERV 13, and equivalent ISO 16890 classifications. The appropriate efficiency depends on your air quality requirements and HVAC system design.

Q:What filter media are commonly used?

Most Bag Air Filters are manufactured with high-quality synthetic fiber media or fiberglass media. Synthetic media is commonly selected for its durability, low pressure drop, and long service life.

Q:How often should a Bag Air Filter be replaced?

Replacement intervals depend on operating conditions, airflow, and dust concentration. Under normal commercial HVAC applications, filters are typically replaced every 3 to 6 months or according to the system's pressure drop recommendations.

Q:Can Bag Air Filters improve HVAC system efficiency?

Yes. A properly selected Bag Air Filter helps maintain clean airflow, reduces dust buildup on coils and equipment, and supports efficient HVAC operation while helping lower maintenance requirements.