Airflow Visualization (Smoke Test)
Visual assessment of airflow patterns to support cleanroom qualification and investigations.
Air Changes / ACH Verification
Verification of air change rate based on measured airflow and room volume (as applicable).
Temperature & RH Verification
On-site checks of temperature and relative humidity to confirm environmental performance.
Pressure Cascade Verification
Verification of room pressure relationships (cascade) and documentation support.
Air Velocity Measurements
Supply/return grille and critical point velocity checks using calibrated instruments.
Airflow Rate / Volume (CFM)
Flow volume measurements for diffusers, grilles, and ducts (as applicable).
Duct Traverse (as applicable)
Duct traverse testing to estimate airflow in ducts when required by scope.
Basic Balancing Support
Support measurements and reporting to assist balancing and corrective actions (scope-dependent).
Room Differential Pressure
DP checks between rooms/areas to support contamination control strategies.
Filter DP / Pressure Drop
Pressure drop measurement across filters to support maintenance decisions.
DP Alarms / Switch Checks
Functional verification of DP switches and alarm thresholds (scope-dependent).
HEPA Integrity / Leak Test
Integrity testing and leak scanning for HEPA systems (method/scope-dependent).
Installation Verification
Checks to confirm correct filter installation, sealing, and basic condition (as applicable).
Filter Scan (as applicable)
Scanning of filter face and perimeter to identify leak locations (as applicable).
Recovery Time (as applicable)
Assessment of recovery time to reach target conditions after disturbance (scope-dependent).
Temperature Uniformity Checks
Spot checks and mapping support to evaluate uniformity (as applicable).
Trending / Data Review (optional)
Review of logged environmental data and summary reporting (optional add-on).