Callidus Design has been appointed by Crown House Technologies to carry out a design review of the Sub Main cabling and HVAC Control Panel wiring for the Encapsulated Product Store 3 at BNFL Reprocessing Plant, Sellafield. The review is to include modelling of the sub mains electrical infrastructure to check all the cable calculations as well as a review of the proposed Control Panel wiring diagrams to ensure that the proposed ventilation system shall operate as per the requirements of the design brief.