Vertical Laminar Air Flow
Key Features
- Premium Quality Manufacturing
- Built with International Quality Standards
- High Performance & Long Service Life
- Energy Efficient Design
Product Description
GETRUS Vertical Laminar Air Flow are conceptualized to provide a work area completely bathed in high efficiency perfect air, which is free from any kind of particulate contamination or impurities. These units are ideally suited in all the applications, requiring protection of biological specimens or products from the possible contamination during the process or test. Our Laminar Air Flow Bench is fast gaining popularity in other fields, such as pharmaceutical production, electronic industries and various other manufacturing applications.
A vertical clean bench pushes air through a HEPA filter which is located at the top of enclosure. The air is directed downward onto the work surface at a constant speed.
It is useful for various works that require maintenance of the cleanness and purity like plant tissue culture, examination and experimentation of precision electronic parts, medical science, entomology, pharmacy, agriculture sector, seed science, veterinary science.
A vertical clean bench, on the other hand, offers a pivoting glass sash as a safety measure. This sash offers personal protection and a physical barrier when working with chemicals. Vertical clean benches are common place in microbiology, forensic, biotech and many other industries, which utilizes them during procedures that require clean work area.
Technical Specification of IUI Workstation:-
- Construction: Complete of Mild Steel coated with rust resistant epoxy powder coated Or High Bared Epoxy Paint.
- Work Table: Made up of Stainless Steel.
- Air Filtration: Two Times Filtrations.
Filters :-
(1) Main Filter “HEPA” with air-borne Particles count 0.3 Micron and with efficiency of 99.99% with cold DOP and 99.97% with hot DOP Test.
(2) Pre Filter fiber cloth 10 micron
Blower: With brush less Imported Blower noise free and 0% Vibration
Illumination: with the help of fluorescent Light provide approx 600 Lux & UV Germicidal Light .
Side Flexi Glass: both side flexi glass window.
Control Panel : ( Microprocessor Base Control Panel with LCD display of every parameters ) i.e.
(3) independent on/off of each parameters.
(4) 5 step air flow control
(5) 2 Nos. Extra socket for accessories.
(6) Air Pressure parameters in CFM
(7) Display for main Filter Life .
Indication alarm when main filter need to change.
Maximum electric Load: Maximum electric Load 300-400 Watts.
What is Vertical Laminar Air Flow?
Vertical Laminar Air Flow (VLAF) is a type of clean air workstation in which HEPA-filtered air flows downward from a filter mounted at the top of the cabinet, moving in a single, unidirectional stream across the work surface. Because the air always moves the same direction at the same controlled speed, particles cannot swirl back into the work zone — this is what separates “laminar” (streamlined) flow from ordinary turbulent room air.
VLAF units are also called vertical laminar flow cabinets, vertical clean benches, or vertical laminar flow hoods. They are a product-protection device: the airflow shields whatever is on the work surface — a culture dish, an electronic component, a compounded drug — from contamination in the surrounding room. This is different from a biosafety cabinet, which is built for operator protection as well.
Vertical vs. Horizontal Laminar Air Flow
| Factor | Vertical Laminar Air Flow | Horizontal Laminar Air Flow |
|---|---|---|
| Airflow direction | Top to bottom (downward) | Back to front (toward the operator) |
| Primary protection | Product/sample protection | Product protection with directional flow past the operator |
| Best suited for | IVF/embryology, plant tissue culture, sterile compounding, electronics assembly | Sterility testing, general lab prep, packaging lines |
| Typical safety feature | Pivoting glass sash as a physical barrier | Open front, side flexi-glass panels |
| Common industries | Pharma, biotech, forensic, microbiology | Pharma, electronics, general manufacturing |
Compliance & Standards
Vertical laminar air flow units are typically built and tested against:
- ISO 14644-1 — the international standard for cleanroom and clean air device classification by particle count; laminar flow work zones are generally qualified to ISO Class 5.
- WHO-GMP guidelines — relevant for pharmaceutical manufacturing and compounding applications.
- IEST-RP-CC001/002 — industry recommended practices for HEPA/ULPA filter testing and clean bench performance.
- DOP/PAO filter integrity testing — validates that the installed HEPA filter meets its rated efficiency before the unit is put into service.
Buyers working in regulated industries (pharma, IVF, medical devices) should ask any laminar air flow manufacturer for filter test certificates and, where applicable, ISO Class 5 validation reports.
FAQs
1. What is laminar air flow?
Laminar air flow is a controlled, unidirectional stream of HEPA-filtered air that moves at a constant velocity over a work surface, continuously removing airborne particles. Unlike ordinary room air, which moves in turbulent, unpredictable patterns, laminar flow moves in parallel layers in one direction only, which prevents particles from recirculating back onto the product or sample being handled.
2. How does a vertical laminar air flow unit work?
Room air is drawn through a pre-filter, then passed through a HEPA filter mounted at the top of the cabinet. A vibration-free blower pushes this filtered air downward at a steady velocity across the entire work surface, sweeping contaminants away from the product rather than letting them settle or circulate.
3. What is the difference between vertical and horizontal laminar air flow?
Vertical units filter air at the top and direct it straight down onto the work surface, prioritizing product protection. Horizontal units filter air at the back of the cabinet and push it forward, toward the operator, which also gives some directional protection during handling. The choice depends on the application and lab layout.
4. Is laminar air flow the same as a cleanroom?
No. A cleanroom is an entire controlled room, while laminar air flow is typically a bench-top or cabinet-level device that creates a localized zone of clean, unidirectional air. Laminar flow units are often placed inside cleanrooms to add an extra, more tightly controlled zone for critical work.
5. What is the difference between a laminar air flow cabinet and a biosafety cabinet?
A laminar air flow cabinet protects the product or sample from contamination but does not protect the operator, since air is directed toward or past them. A biosafety cabinet is designed to protect both the operator and the product, using additional containment and exhaust filtration for handling infectious or hazardous materials.
Ready to move forward?
If you’re planning a new cleanroom or upgrading an existing one, Getrus International can help you specify, customize your exact classification and layout — reach out to our team for a project-specific recommendation and quote.
Call us: +91 9717076743
Email: info@getrusinternational.com
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