Our high quality fiberglass pocket filter media is engineered for superior air filtration performance in demanding industrial and commercial environments. Crafted from premium progressive density fiberglass, this media offers exceptional dust-holding capacity and low initial pressure drop, making it an ideal choice for HVAC systems, air handling units, and cleanroom applications worldwide. Designed to capture fine particulates, including PM2.5 and larger airborne contaminants, our high quality fiberglass pocket filter media ensures cleaner air while maintaining energy efficiency.
Unlike standard filter media, our product features a multi-layered construction that progressively filters particles from coarse to fine, extending service life and reducing maintenance costs. Available in various pocket configurations and frame sizes, it meets international standards such as EN 779 and ISO 16890, providing reliable performance across diverse filtration classes from G4 to F9. Whether you're upgrading existing systems or specifying new installations, this high quality fiberglass pocket filter media delivers unmatched durability and filtration efficiency for global B2B clients in manufacturing, pharmaceuticals, and beyond.
These features position our high quality fiberglass pocket filter media as a top-tier solution for professionals seeking reliable, long-term filtration performance without compromising on quality or compliance.
| Parameter | Value/Range | Standard/Notes |
|---|---|---|
| Material | Progressive density fiberglass | 100% synthetic fiber-free |
| Filtration Class (EN 779) | G4, F5, F6, F7, F8, F9 | Custom classifications available |
| Filtration Efficiency (ISO 16890) | ePM1: 50-95%, ePM2.5: 70-98% | DOE/ASHRAE tested |
| Initial Pressure Drop (@ 2.5 m/s) | 45-120 Pa | Depends on class; low velocity optimized |
| Recommended Final Pressure Drop | 400-600 Pa | Prevents over-pressurization |
| Dust-Holding Capacity | 200-650 g/m² | ASHRAE 52.2 synthetic dust test |
| Pocket Dimensions | Width: 50-300mm, Depth: 200-600mm | 6-12 pockets per unit standard |
| Overall Filter Size | Custom: 287x602mm to 3050x610mm | Nominal or actual sizes |
| Face Velocity | 0.5-4.0 m/s | Optimal at 2.5 m/s |
| Temperature Resistance | Up to 80°C continuous | Short peaks to 120°C |
| Humidity Tolerance | Up to 100% RH | Non-hygroscopic media |
| Frame Material | Galvanized steel, aluminum, plastic | Corrosion-resistant options |
| Sealant | Hot-melt beads or ultrasonic weld | Leak-proof assembly |
This table outlines the core technical specifications of our high quality fiberglass pocket filter media, ensuring compatibility with global standards and system requirements. Detailed datasheets available upon request for specific classifications.

In heavy industrial settings such as cement plants, steel mills, and chemical processing, our high quality fiberglass pocket filter media excels at pre-filtration, capturing bulk dust and debris to protect downstream HEPA filters.
For office towers, shopping malls, and hospitals, it provides medium-to-fine filtration in supply air systems, maintaining IAQ standards while minimizing energy costs through low resistance.
Pharma production and semiconductor fabs benefit from F7-F9 grades, offering high efficiency against submicron particles in turbulent airflow environments.
Antimicrobial variants ensure hygienic air in baking facilities and dairy plants, preventing contamination and complying with FDA and EU hygiene regulations.
Gas turbine intakes use our media for pulse-cleanable pocket designs, handling high velocities and abrasive particulates effectively.
Versatile across these scenarios, the high quality fiberglass pocket filter media adapts to varied airflow rates and contaminant profiles, delivering consistent results.
Selecting our high quality fiberglass pocket media yields multiple operational benefits. Its progressive density minimizes pressure loss over time, reducing fan energy by up to 20% compared to uniform media. The high dust capacity—often double that of synthetic alternatives—lowers replacement frequency, cutting labor and downtime costs by 30-50% in high-load applications.
These advantages make our high quality fiberglass pocket filter media a strategic choice for B2B buyers prioritizing performance and ROI.
As a leading manufacturer with over 20 years in filtration media production, we specialize in high quality fiberglass pocket filter media tailored for international trade. Our ISO 9001-certified facilities employ advanced extrusion and lamination technologies, ensuring batch-to-batch consistency. Rigorous in-house testing—including efficiency scans and load simulations—guarantees compliance with EN 1822, ISO 5011, and client-specific validations.
We source raw fiberglass from top global suppliers, avoiding low-grade imports that compromise performance. Custom engineering services include CFD airflow modeling and prototype development for unique AHU designs. Our supply chain supports MOQs from 100 units, with lead times under 4 weeks for standard specs and global shipping via sea/air. Backed by a network of distributors in Europe, Asia, and North America, we provide seamless procurement for multinational projects. Choose us for filtration solutions that exceed expectations in quality, delivery, and support.
Our media spans G4 to F9 per EN 779, with ISO 16890 efficiencies up to 95% for ePM1 particles, verified by third-party labs.
Yes, fiberglass is inherently non-hygroscopic, performing reliably up to 100% RH without efficiency loss or media degradation.
Typically 6-12 pockets per filter, with depths of 25-60cm. Custom pocket counts and separator materials available.
Absolutely. We offer precise tolerances (±2mm) for nominal and actual sizes, including non-standard dimensions.
Fiberglass provides higher dust capacity and lower pressure drop at equivalent classes, with better incinerability for waste reduction.
ISO 9001, EN 779, ISO 16890, UL 900, and fire ratings per local standards. Full documentation supplied with each order.
Flexible MOQs starting at 100 units, scalable for large projects with volume discounts.