Deiiang™ Box/Header High Temperature HEPA Filter
The Deiiang™ Box/Header Type High Temperature HEPA Filter is engineered for elevated-temperature environments, maintaining H13–H14 efficiency under heat stress.Its robust box and header construction uses heat-resistant media and sealants for secure, leak-free performance at high temperatures.Designed for easy installation and maintenance, it provides reliable particulate control for industrial ovens, furnaces, and high-temperature cleanrooms.
- Width: 320mm, 484mm, 610mm, 915mm, 1220mm
- Depth: 150mm, 220mm
- Height: 320mm, 484mm, 610mm
- Rated Aair Volume(m³/h): 250, 600, 1000, 1500, 2000, 500, 1000
- Filtration Area(㎡): 2.59, 6.0, 9.59, 14.38, 19.17, 4.08, 9.46
- Dust Holding Capacity (g): 160, 360, 580, 860, 1150, 250, 570
- Initial Resistance(Pa): ≤200, ≤220
- Final Resistance(Pa): 400-600
- Filtration Efficiency: H13(99.97-99.99%@0.3μm), H14(99.995-99.999%@0.3μm)
- Filter Media: High-temperature resistant ultrafine glass fiber filter paper
- Sealant: High-temperature resistant inorganic adhesive
- Frame Material: ss304, Galvanized
- Protective Net: none, ss grid
- Separator: 0.035mm Aluminum foil
- Sealing Strips: 5mmWhite polytetrafluoroethylene
- Highest Temperature: 400℃
- Highest Humidity: 80%
- Dispatch within 24 Hours : Your product will be shipped quickly.
- 3-Year Warranty: Ignavo is safe with warranty conditions.
| Size | Rated Aair Volume(m³/h) | Filtration Area(㎡) | Dust Holding Capacity (g) | Filtration Efficiency | Frame Material | Price | Stock |
|---|---|---|---|---|---|---|---|
| 320W*320H*220D | 500 | 4.08 | 250 | H14:99.995-99.999%@0.3μm | ss304 | $43.00 | In Stock |
| 320W*320H*220D | 500 | 4.08 | 250 | H14:99.995-99.999%@0.3μm | ss304 | $43.00 | In Stock |
| 484W*484H*220D | 1000 | 9.46 | 570 | H13:99.97-99.99%@0.3μm | ss304 | $63.00 | In Stock |
| 484W*484H*220D | 1000 | 9.46 | 570 | H13:99.97-99.99%@0.3μm | ss304 | $63.00 | In Stock |
| 320W*320H*220D | 500 | 4.08 | 250 | H14:99.995-99.999%@0.3μm | Galvanized | $39.00 | In Stock |
| 320W*320H*220D | 500 | 4.08 | 250 | H14:99.995-99.999%@0.3μm | Galvanized | $39.00 | In Stock |
| 484W*484H*220D | 1000 | 9.46 | 570 | H13:99.97-99.99%@0.3μm | Galvanized | $57.00 | In Stock |
| 484W*484H*220D | 1000 | 9.46 | 570 | H13:99.97-99.99%@0.3μm | Galvanized | $57.00 | In Stock |
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Product Options
Rated Aair Volume(m³/h)
Filtration Area(㎡)
Dust Holding Capacity (g)
Filtration Efficiency
Frame Material
Description
The Deiiang™ Box/Header Type High Temperature HEPA Filter is specifically engineered for applications requiring continuous operation at elevated temperatures up to 350°C. Constructed with stainless steel separators, high-temperature resistant glass fiber media, and specially formulated sealing compounds, it achieves 99.97% efficiency on 0.3μm particles while maintaining structural stability under thermal cycling conditions. The innovative design by Deiiang Jason.peng incorporates a reinforced stainless steel frame and high-temp silicone gaskets that withstand repeated thermal shocks while complying with IEST-RP-CC007.3 and EN 1822 standards for high-temperature filtration.
© 2024 Deiiang™ High-Temperature Filtration Solutions | Pfizer Global Supply (Kalamazoo) Sterilization Tunnel Exhaust System



The Deiiang™ BoxHeader Type High Temperature HEPA Filters were engineered for the critical exhaust stacks serving Pfizer's continuous sterilization tunnels. Designed to withstand operational temperatures exceeding 250°C, these filters ensure absolute containment of heat-resistant particulates and bio-aerosols, guaranteeing both personnel safety and environmental compliance in high-heat pharmaceutical manufacturing processes.
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Features and Advantages

Galvanized/Stainless Steel Frame & Robust Construction
Deiiang™ BoxHeader Type High Temperature HEPA Filter features a strong and durable frame made of galvanized or 304 stainless steel (1.5/2.0mm thick), designed to prevent deformation, rust, and air leakage.
Reinforced with internal support rods and secured by fixing bolts, the frame ensures reliable structural integrity and stable performance even under high static pressure.

High Temperature Filter Material
Utilizing premium glass fiber filter paper (4mm thick) and a 0.03mm aluminum foil separator, Deiiang™ delivers low airflow resistance, high dust holding capacity, and excellent filtration efficiency.
The filter media is available in high-temperature grades resistant to 250°C or 350°C, ensuring long service life and stable performance in demanding thermal environments.

Wedge Pleat Design with Separators
Deiiang™ incorporates a corrugated separator structure that precisely maintains pleat spacing, maximizes filter media utilization, and minimizes resistance.
The filter media is folded into 180° wedge-shaped pleats with double creases, forming a rigid box-style pleat at the separator ends to prevent media damage and ensure consistent airflow distribution.

High Temperature Sealing & Connections
Deiiang™ employs high-temperature resistant rubber gaskets and a one-component adhesive capable of withstanding long-term exposure up to 260°C.
Combined with wedge-joint sealing strips and glass fiber gaskets, this ensures an odor-free, leak-proof seal that maintains safety and integrity under continuous high-temperature operation.

Reinforced Structural Integrity
Designed with internal stainless steel face support rods and secured with bolted connections, Deiiang™ eliminates sharp edges, reduces filter movement during operation, and prevents air leakage or damage caused by wind load pressure, ensuring enhanced stability and durability.

Superior High-Temperature Performance Summary
Integrating a 304 stainless steel frame, ultra-fine glass fiber media, high-temperature separators, and specialized sealing materials, Deiiang™ offers large filtration area, high dust capacity, low resistance, and extended service life—making it an ideal solution for demanding high-temperature filtration applications across various industries.
Specifications
Additional information
| Dimensions | N/A |
|---|---|
| Size | 320W*320H*220D, 484W*484H*220D |
| Rated Aair Volume(m³/h) | 500, 1000 |
| Filtration Area(㎡) | 4.08, 9.46 |
| Dust Holding Capacity (g) | 250, 570 |
| Filtration Efficiency | H13:99.97-99.99%@0.3μm, H14:99.995-99.999%@0.3μm |
| Frame Material | ss304, Galvanized |
Testing and Certification
No testing and certification information available for this product.















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