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Rayshen Air Showers - Advanced Contamination Control for Cleanroom Entry

Rayshen Air Showers are specially engineered to remove surface contaminants from personnel and equipment before entering cleanroom environments. Designed to meet the strict cleanliness standards of industries such as pharmaceuticals, biotechnology, electronics, and food processing, these units ensure a critical first line of defense against airborne pollutants.
Utilizing high-velocity air nozzles (18-22 m/s) positioned at multiple angles, the system delivers a concentrated blast of clean air that dislodges dust, fibers, and particulates from clothing and exposed surfaces within just a few seconds. The powerful airflow is evenly distributed through dual fan systems, ensuring complete coverage and consistent performance.
Advanced features include electronically interlocked doors that prevent simultaneous opening, maintaining positive pressure and ensuring that unfiltered external air cannot enter the cleanroom area. This secure system supports cleanroom protocols and minimizes the risk of contamination during personnel entry or exit.
Constructed with a durable cold rolled steel body finished with electrostatic powder coating and fitted with stainless steel interior panels,
Rayshen Air Showers are corrosion resistant, easy to clean, and built for long term performance.


Technical Specifications: The Rayshen Engineering Standard

Every Cleanroom Air Shower we manufacture undergoes a rigorous multi-point quality check to ensure it meets international cleanroom standards. Below are the core specifications that make our units a reliable choice for the Pharmaceutical Industry and Healthcare sectors.

Filtration and Airflow Efficiency

  • Primary Filtration: Equipped with G4 Grade Pre-filters (disposable) that capture 90% of large particulates, extending the life of the main HEPA filters.
  • HEPA Filtration: Features H14 Grade HEPA Filters with a certified efficiency of 99.995% for 0.3-micron particles, ensuring the air used for scrubbing is ultra-pure.
  • Air Velocity: High-pressure blowers deliver a consistent velocity of 22 m/s to 25 m/s at the nozzle, providing the mechanical force necessary to dislodge surface dander.
Construction and Material Grades
Cabinet Material: Available in SS 304 (Medical Grade), SS 316L (Acid Resistant), or high-quality Powder Coated GI for cost-effective industrial applications.
Nozzle Configuration: Strategically placed Stainless Steel Nozzles (typically 12–16 per person) that are 360-degree adjustable to ensure no "dead zones" in the decontamination cycle.

Flooring: Heavy-duty, slip-resistant SS 304 flooring designed to withstand thousands of entries without wear.

High-Performance Air Shower Models

For facilities prioritizing maximum hygiene and automated control, we recommend these specific configurations:

Sterile Entry & Surgical Solutions

The SS 304 Air Shower is the benchmark for pharmaceutical labs, offering a non-porous, easy-to-clean surface. For hospitals, the Voice-Prompt Air Shower ensures that staff follow the mandatory 15-second rotation protocol via automated audio instructions.

High-Volume Industrial Tunnels

In high-traffic manufacturing zones, the Automatic Air Shower Tunnel is the preferred choice to prevent shift-change bottlenecks. These tunnels utilize a PLC-based control system to manage multiple personnel simultaneously while maintaining a constant pressure differential.

Safety and Control Systems

  • Interlocking Doors: Electromagnetic interlocks prevent both doors from opening at once, maintaining the air-lock principle.
  • Emergency Controls: Standard "Panic Buttons" located inside and outside the chamber for instant door release and blower shutdown.
  • Lighting: Flush-mounted LED Lighting (minimum 300 Lux) for a bright, safe interior environment.

Key Features & Technical Advantages:

  • High-Speed Air Nozzles: 18-22 m/s velocity for rapid decontamination
  • Electronically Interlocked Doors: Ensure airtight operation and secure entry/exit
  • Adjustable Shower Duration: Set between 10-99 seconds for process flexibility
  • Dual Fan System: Provides uniform airflow and reliable performance
  • Construction: Cold rolled steel exterior with stainless steel interior for hygiene and durability
  • Compact & Customizable: Available in single or double person models with custom size options
  • Optional Add-Ons: HEPA filters, motion sensors, digital controllers, and emergency stop buttons

Air Shower concentrated airflows to lift off contamination such as lint, dirt, dust etc.

while Person moves through a specially constructed chamber. The high velocity air from jet.

nozzles ensures efficient scrubbing action necessary to remove particulate matter.

Contaminated air then flows through sidewalls of the air shower and flows through prefilters and final HEPA filters then recirculated again in the chamber.

Industrial Cleanroom Air Showers: Advanced Personnel Decontamination Systems

In high-precision manufacturing and pharmaceutical environments, the primary source of contamination is the human element. Even with rigorous gowning, microscopic particulates remain on garments. A Cleanroom Air Shower acts as an automated, high-velocity gatekeeper, physically scrubbing these contaminants away before they can compromise your sterile zone.

Rayshen engineers advanced air shower systems that function as a pressurized buffer between different cleanliness classes. Our designs prioritize aerodynamic efficiency, mechanical durability, and seamless integration into modern facility layouts.

The Strategic Importance of Air Shower Systems in Contamination Control

An air shower is not merely a doorway; it is a self-contained, recirculating air filtration system. By utilizing concentrated jets of HEPA Filtered air, these units dislodge loose particles from personnel and equipment. This process significantly reduces the particulate load on the cleanroom’s primary HVAC system and extends the life of terminal filters.

Core Benefits of Rayshen Air Shower Technology

  • High-Velocity Surface Scrubbing: Air jets reaching 22-25 m/s effectively dislodge skin dander and fabric fibers.
  • Atmospheric Isolation: Microprocessor-controlled interlocking doors prevent "dirty" air from migrating into the clean zone.

Energy Efficiency: Intelligent infrared sensors trigger the air cycle only when needed, reducing operational costs.

Specialized Entry Solutions: Tunnels and Surgical Systems

Surgical Air Showers: Elevating Hygiene Standards in Healthcare

In modern medical infrastructure, the SS 304 Air Shower is an essential component for orthopedic OTs and transplant centers. When evaluating the Surgical Air Shower Price, facility managers prioritize the reduction of Hospital-Acquired Infections (HAIs) over initial cost.

    Key Features for Medical Environments

    • Sterile Transition: Final layer of decontamination for surgical teams.
    • Hands-Free Protocol: Automated sliding doors and voice-prompted cycles maintain aseptic integrity.

    Automatic Air Shower Tunnels: Optimizing High-Traffic Workflow

    For large-scale manufacturing plants, a single-person chamber creates a bottleneck. The Automatic Air Shower Tunnel is the engineered solution for high-throughput personnel flow.

    Engineering for High Volume

    • Continuous Personnel Flow: Personnel walk through a tunnel configuration without stopping.
    • Intelligent Sensors: Manages high-traffic cycles with precise PLC-based control.

    Technical Specifications and Compliance Standards

    Achieving ISO 5 Compliant Air Shower Status

    To reach ISO 5 status, every mechanical and filtration component must perform under strict tolerances. Rayshen units undergo rigorous DOP/PAO testing to ensure leak-free operation.

    Material of Construction (MOC)

    Stainless Steel Air Showers

    Our Stainless Steel Air Showers are built with heavy-gauge SS 304 or SS 316L to ensure resistance to aggressive sterilization agents and hydrogen peroxide (VHP) fogging.

    Electropolished Interiors

    We eliminate microscopic pits where bacteria might hide, creating an ultra-smooth surface that is easy to sanitize.

    Engineering for the Pharmaceutical Industry

    An Air Shower for the Pharmaceutical Industry must adhere to strict GMP (Good Manufacturing Practice) standards. These units serve a dual purpose: preventing external dust from entering sterile filling lines and containing hazardous APIs within potent processing zones during exit.

    Entry Air Shower System: Personnel vs. Material Transfer

    While often associated with staff entry, a comprehensive Entry Air Shower System is also vital for material handling.

    • Personnel Showers: Focus on ergonomic safety and automated instructions.
    • Cargo Air Showers: Designed with larger dimensions and reinforced floors for trolleys and pallets.

    Advanced Control and Safety Systems

    The Voice-Prompt Experience: Improving Protocol Compliance

    The Voice-Prompt Air Shower guides the user through the cycle, ensuring they rotate as required for a full 360-degree clean.

    Safety and Interlocking Mechanisms

    • Emergency Overrides: Internal and external "Panic Buttons" for instant lock release.
    • PLC Integration: Units can be synced with factory security and fire alarm systems for emergency evacuation.

    Why Choose Rayshen as Your Air Shower Manufacturer in India?

    As a leading Air Shower Manufacturer in India, Rayshen combines global engineering standards with deep localized knowledge. We provide end-to-end services including design, installation, and validation (IQ/OQ/PQ) required for pharmaceutical audits.

    Comprehensive Support and Maintenance

    Maintaining HEPA Filter Efficiency

    Pre-Filter Replacement Cycles

    Should be replaced every 3 months to protect the HEPA stage from high ambient dust levels.

    Annual Integrity Testing

    Perform annual integrity testing to ensure no leaks have developed in the filter seals or housing.

    Conclusion: Secure Your Sterile Perimeter with Rayshen

    Investing in a Cleanroom Air Shower is the most effective way to protect your environment from the largest source of contamination: people. Whether you require a standard unit or a high-capacity tunnel, Rayshen provides the engineering excellence needed to keep your facility compliant and your products safe.


    📞 Call: +91-9359096079

     📧 Email: info@rayshen.in




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    Frequently Asked Questions

    A Cleanroom Air Shower acts as a high-velocity decontamination chamber. It uses HEPA filtered air jets to scrub loose particulates, fibers, and skin dander from personnel garments before they enter a sterile zone, preventing contamination from reaching sensitive production areas.
    To maintain ISO 5 standards, the unit must utilize H14 Grade HEPA filters with 99.995% efficiency. Rayshen’s systems are leak-tested and designed to deliver air at velocities of 22-25 m/s, ensuring that the air used for cleaning is virtually particle-free.
    A Stainless Steel Air Shower (specifically SS 304 or 316L) is preferred because it is non-porous and highly resistant to corrosion from aggressive disinfecting agents and VHP (Vaporized Hydrogen Peroxide) used in the Pharmaceutical Industry.
    The Surgical Air Shower Price is determined by the material grade (SS 304 vs 316), the inclusion of automatic sliding doors, sensor-based PLC controls, and voice-prompt systems. Investing in high-quality units reduces the long-term risk of Hospital-Acquired Infections (HAIs).
    An Automatic Air Shower Tunnel is essential for high-traffic facilities where large groups of people (30+ per shift) need to enter simultaneously. It allows for continuous movement without the bottlenecks created by single-occupancy cycles.
    Modern Entry Air Shower Systems include electromagnetic interlocking doors to prevent cross-contamination, internal and external emergency "Panic Buttons" for instant lock release, and LED lighting to ensure user safety during the cycle.
    Pre-filters (G4 grade) should be replaced every 3 to 6 months depending on the ambient dust level. The main HEPA filters typically last 2 to 3 years, but they should undergo annual integrity testing (DOP/PAO) to ensure they remain within ISO 5 specs.
    Yes. While many are for personnel, specialized Cargo Air Showers are designed with larger footprints and reinforced ramps to accommodate trolleys and pallets, ensuring materials are decontaminated before entering the clean zone.
    Rayshen is a leading Air Shower Manufacturer in India, specializing in custom-sized units, bespoke CAD designs, and turnkey installations that meet both local and international regulatory requirements for Pharma and Electronics.
    For maximum surface scrubbing, the air velocity at the nozzles should be between 20 m/s and 25 m/s. Velocities below this range may fail to dislodge smaller particles, while much higher velocities can create excessive turbulence.
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