D1203 Supply of Air Handling Unit

The engineering design, procurement, manufacture, inspection and testing (at the Contractor's works), packaging, preservation and delivery to site of: • 1-off Supply Air Handling Unit to integrate into the new D1203 Supply System 310 in accordance with Sellafield Procurement Specification ES_0_1708_2. • 1-off Attenuator suitable for insertion within 900mm x 900mm rectangular ductwork and achieving a background noise of NR40 or less. (as per CIBSE Guide A Table 1.5)