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Stainless Steel HEPA BOX
The Stainless Steel High-Efficiency Air Supply Outlet serves as the core terminal equipment in cleanroom air purification systems. Through high-efficiency filtration and directional airflow design, it uniformly distributes purified clean air throughout the interior while isolating external contaminants. This ensures overall cleanroom cleanliness compliance, making it widely applicable in pharmaceutical, electronics, biotechnology, medical, and other fields with stringent air quality requirements.
What is a High-Efficiency Air Outlet?
High-efficiency air diffusers, commonly referred to as “HEPA Boxes” or “Supply Air Ceilings,” are among the most critical components of cleanroom HVAC systems. Positioned at the terminal end of the supply air system, they serve as the final point where air enters the cleanroom.
Why Choose Stainless Steel?
Among the various materials used for high-efficiency air diffusers, stainless steel (commonly grades such as 304 or 316) stands out due to its exceptional properties:
- Strong Corrosion Resistance: Resists damage from disinfectants, chemical solvents, and humid environments, making it particularly suitable for pharmaceutical and biological laboratories requiring frequent cleaning and disinfection.
- High Cleanliness: Features a smooth surface that resists dust accumulation and facilitates easy cleaning, meeting stringent material requirements such as GMP (Good Manufacturing Practice).
- Strength and Durability: Constructed with robust materials for extended service life.
Core Technical Parameters:
| Technical Indicators | Standard Configuration | Customization Scope |
| Material Specifications | 304 stainless steel box+panel | Upgradeable 316L stainless steel |
| filtration efficiency | H13 level (≥ 99.99% @ 0.3 μ m) | Optional H14 level/ULPA ultra efficient filtration |
| Air leakage rate | ≤ 0.1% (at rated air volume) | – |
| rated air volume | 340-2000m³/h | Customize air volume size as needed |
| Air supply form | Diffuser/orifice plate air supply (uniform diffusion) | Optional louvered air supply |
| Sealing method | Silicone gasket+compression design | – |
| Temperature resistance range | -10℃~80℃ | Special scenarios can be upgraded to -20 ℃~120 ℃ |
| Regular size | 320 × 320mm, 400 × 400mm, 500 × 500mm | On-demand customization |
Why Choose Us?
As a professional force within the industry, boben Modular Cleanroom Manufacturers specializes in providing high-performance, highly reliable cleanroom solutions to global clients. Our stainless steel high-efficiency air diffusers are manufactured using premium 304/316 stainless steel and are designed and produced in strict compliance with ISO and relevant industry standards.
Our products not only meet basic cleanliness requirements but are also dedicated to delivering optimal airflow organization and the lowest leakage rates, helping your business maintain a competitive edge in stringent regulatory environments. Whether for new construction projects or retrofitting existing facilities, boben Modular Cleanroom Fabricators provides expert consultation, customized design, and efficient installation services to ensure your cleanroom systems operate reliably and efficiently.

Wide Range of Applications
Stainless steel high-efficiency air diffusers are the ideal choice for constructing high-grade cleanrooms, particularly suitable for:
- Pharmaceutical Industry: Such as sterile preparation workshops and compounding rooms (compliant with GMP requirements).
- Electronics Industry: Such as chip manufacturing and precision assembly (with extremely high requirements for anti-static and particulate control).
- Healthcare: Such as operating rooms, ICU wards, and biosafety laboratories.
Choose stainless steel high-efficiency air diffusers, choose boben Modular Cleanroom Suppliers, to provide the most robust and cleanest air assurance for your core production environment.
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