Cleanroom Design, Equipment & Systems
Vivid Air delivers cleanroom design, equipment, manufacture and installation for pharmaceutical, laboratory, healthcare and technical environments, integrating airflow, filtration and cleanroom products specific to your process and required operating conditions.
Cleanroom design and manufacture
Equipment integration
South African clean-air specialists
Validation support available
How Cleanroom Design Comes Together
A cleanroom project works best when the process, room and equipment are considered as one system. ISO 14644 takes a lifecycle approach that considers design, construction and start-up together.
1
Process and Required Outcome
Start with the product, people, equipment and contamination risks the room needs to support.
2
Classification and Standards
Establish classification or regulatory requirements early enough to influence the design.
3
Airflow and Pressure
Plan supply air, return paths, pressure relationships and critical zones around contaminant movement.
4
Filtration and Air Delivery
Coordinate HEPA filtration, terminal housings, diffusers and air-delivery equipment with the airflow design.
5
People, Materials and Equipment
Incorporate personnel movement, material transfer, pass boxes and process equipment into the layout.
6
Installation, Start-Up and Verification
Allow for maintenance access, testing points and future filter replacement before construction is complete.
Cleanroom Products and Equipment by Function
Once the room requirement is clear, individual equipment choices become much easier. Vivid Air supplies and manufactures equipment for filtered air delivery, controlled transfer, local clean-air zones and specialist processes.
FILTERED AIR
An FFU supplies HEPA-filtered air into a cleanroom or controlled zone.
CONTROLLED TRANSFER
A pass box moves materials between controlled areas while reducing unnecessary personnel traffic.
CRITICAL ZONES
Custom plenums create controlled directional airflow over critical process zones.
LOCAL CLEAN AIR
Flow benches create a localised clean-air zone over sensitive work.
PHARMACEUTICAL
Custom booths support pharmaceutical weighing, dispensing and compounding processes.
HEALTHCARE
Theatre units provide controlled directional airflow over critical surgical or procedural zones.
TERMINAL FILTRATION
Terminal housings deliver filtered air directly into the controlled environment and can include DOP test access.
Need help matching equipment to the room?
Send us your process, room layout and project requirements. We will help identify the appropriate equipment route.
Cleanroom Systems: Unidirectional or Turbulent Airflow?
The correct approach depends on the process, contamination risk and where clean-air protection is most critical. The objective is to match the airflow strategy to the required room performance.
Unidirectional Airflow
Air moves in a largely uniform direction across the protected zone.
Turbulent / Non-Unidirectional Airflow
Filtered air mixes with room air, with contaminants removed through dilution and return airflow.
Compare the Airflow Approaches
Neither approach is automatically better. The right choice depends on the critical process zone, room layout, airflow paths and pressure strategy.
| Design factor | Unidirectional airflow | Turbulent / non-unidirectional airflow |
|---|---|---|
| Airflow pattern | Air moves in a largely uniform direction across the protected zone. | Filtered air mixes with room air and contaminants are removed through dilution and return airflow. |
| Best suited for | Critical zones or processes requiring controlled directional airflow. | Whole-room environments where full unidirectional coverage is not required. |
| Typical equipment | UDAF plenums, flow benches, dispensing booths and theatre units. | Terminal HEPA housings, diffusers and fan filter unit systems. |
| Main design question | Which critical process or work zone needs protected airflow? | How should supply, mixing, return airflow and room pressure work together? |
| Risk if poorly planned | Equipment or personnel can disrupt the intended airflow path. | Poor air distribution can create weak circulation or uncontrolled areas. |
Avoid Cleanroom Design Decisions That Create Problems Later
The expensive cleanroom mistakes often appear later as airflow problems, difficult maintenance, unsuitable transfer routes or further corrective work.
Common decisions that can compromise performance
Choosing Equipment Before Defining the Process
The process should shape the equipment plan, not the other way around.
Treating Classification as the Whole Design Brief
Classification does not define the layout, pressure strategy, material movement or equipment requirement.
Assuming More Airflow Is Automatically Better
More airflow does not correct poorly planned supply and return-air paths.
Ignoring People and Material Flow
Doors, transfer points and equipment can disturb room pressure and air movement.
Leaving Maintenance and Validation Access Until the End
Filters, housings and clean-air equipment must remain accessible after construction.
If Standard Cleanroom Equipment Does Not Fit the Layout
Not every room can accommodate standard equipment sizes or the ideal service arrangement. The layout should be reviewed before equipment is selected or installed.
What should be reviewed when standard equipment does not fit?
The fallback is to review:
- The critical process zone
- Ceiling and service space
- Supply and return airflow paths
- Maintenance and validation access
- Personnel and material routes
- Which equipment dimensions or positions can be adapted
Vivid Air can design and manufacture custom airflow plenums and dispensing equipment where standard equipment is not suitable.
Cleanroom Design for GMP and Specialist Applications
The same cleanroom principles apply across industries, but the operating context changes the design. This is where generic product selection stops being useful.
Pharmaceutical and GMP Cleanrooms
Support the manufacturing process, contamination-control strategy, personnel flow, material transfer and future verification.
Biotechnology and Research
Protect samples, products or processes while controlling movement between work areas.
Electronics and Optics
Control fine particulate contamination around sensitive electronics and precision optical processes.
Medical Device Manufacturing
Protect sensitive components and finished products while supporting repeatable workflows.
Food, Cosmetics and Controlled Production
Set cleanliness requirements around the real process and contamination risk.
Aerospace and Precision Manufacturing
Protect precision components, assemblies and sensitive surfaces during production.
Choosing Cleanroom Suppliers for the Whole Project
Projects are easier to coordinate when design, equipment manufacture, airflow delivery, installation and final performance requirements are considered together.
B-BBEE Level 3 Contributor
Supporting procurement requirements for SA organisations.
COIDA Compliant
Supporting workplace compliance and operational credibility.
SARS AEO Certificate
Recognised customs and trade compliance credential.
JCA ISO 9001 Certified
Quality management for consistent processes and delivery.
Design and Manufacturing Capability
Support across cleanroom design, custom airflow equipment and specialist products.
Equipment and Airflow Integration
Air delivery, filtration, housings and process equipment considered as one system.
Validation Support
A direct route into cleanroom testing and validation after installation or upgrade.
Related solutions and guidance
Validations and Testing
Cleanroom performance verification
Filtration and HEPA
Filter selection and replacement support
ISO Cleanroom Classification Guidance
ISO classes and particle requirements
HEPA Filter Selection
Grades, airflow and pressure drop guidance
DOP and HEPA Integrity Testing
Installed filter integrity assessment
Planning a Cleanroom Project?
Good cleanroom design starts with the process, then brings airflow, pressure, filtration, products, access and verification together around that requirement.
Ready to discuss the project?
Send us your room dimensions, drawings, process requirements, required classification, existing equipment or project specifications.