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Containment

Crowthorne Hi-Tec Services are not manufacturers, designers or builders and therefore provide a completely unbiased report on the performance achieved.

Containment Facilities

Crowthorne Hi-Tec Services provide a fully independent validation service for the commissioning or maintenance testing of containment facilities including ACDP and DEFRA Level 3 & 4 laboratories. Experience has shown early involvement at design and specification steps can greatly reduce delays at commissioning or validation and the costs associated with them.

Crowthorne Hi-Tec Services has considerable experience in the commissioning and validation of CL3 and 4 facilities. Successful projects often involve the following ten step approach:

1. 2. 3. 4. 5.

Review design & specification Visual Inspection Negative pressure room integrity test Air flow pressure test HEPA filter test

6. 7. 8. 9. 10.

Commissioning of MSC ’s Fumigation mode (Ambient pressure) room integrity test Room pressure control challenge test Inspect operational general room requirements Review fumigation protocols

Decontamination

Crowthorne Hi-Tec Services also offers a fumigation service together with fumigation efficacy test using spore strips to demonstrate effective sterilization of the facility.

Scope of Work

Routine Service Checks

Check airflow & Air change rates Check light levels [where specified] Check noise levels [where specified] Check operation of all switches Check operation of warning systems Check operation of pressure gauges Check lighting tubes

Check control of fumigation outlets Check HEPA filter in-situ filter leak test Room integrity test Check operation of HEPA safe change Check control & operation of fumigation procedure Check discharge arrangements

Check fumigation protocol Pressure control system challenges Fumigation efficacy test Issue a report sheet on our results, one copy with cabinet, one copy for user.