Glass Fiber Flat Panel Filter
Product Model: FEIERTE-PB (Glass Fiber Flat Panel Filter)
FEIERTE-PB glass fiber flat panel filter designed for primary filtration in HVAC and industrial ventilation systems. Effectively captures coarse and fine airborne particles while maintaining low pressure drop and stable airflow, extending the service life of downstream filters and improving overall system performance.

Overview
FEIERTE-PB glass fiber flat panel filter designed for primary filtration in HVAC and industrial ventilation systems. Effectively captures coarse and fine airborne particles while maintaining low pressure drop and stable airflow, extending the service life of downstream filters and improving overall system performance.
Engineered and supported by Rojanapat Engineering, this product is delivered with full technical consultation, installation guidance, and long-term after-sales support tailored to your process.
| Model | FEIERTE-PB (Glass Fiber Flat Panel Filter) |
| Media | Glass Fiber |
| Filter Type | Glass Fiber Flat Panel Filter |
| Filtration Stage | Pre Filter (Primary Filtration) |
| Filter Class | G3 – G4 (EN 779) |
| Average Arrestance | 84 – 94% |
| MERV Rating | MERV 5 – 8 |
| Filter Media | Glass Fiber Mat |
| Frame Material | Cardboard / Galvanized Steel |
| Support Grid | Aluminum Mesh / Galvanized Steel Mesh |
| Available Sizes | Multiple Standard Dimensions |
| Thickness | 50 / 100 mm |
| Recommended Final Pressure Drop | 200 Pa |
| Maximum Final Pressure Drop | 250 Pa |
| Maximum Airflow | Up to 125% of Rated Airflow |
| Maximum Operating Temperature | 100°C |
| Maximum Relative Humidity | 100% |
| Flammability | DIN 53438 Class F1 / UL 900 Class 2 |
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