D1203 Hepa Filter and Housings

The engineering design, procurement, manufacture, inspection, and testing (at the Contractor's works), packaging, preservation, and delivery to site of: • 5-off EP2 style safe-change HEPA Filter Housings, 1W x 2H arrangement, airflow to each housing 1,900 l/s, suitable for Circular Plug In HEPA filters • 10-off Circular butterfly isolation dampers to ES_0_1715_2 shall be provided on inlet/outlet connections at filter housings. • 10-off 950 l/sec Circular Plug-in HEPA filter inserts type II to ES_0_1737_2 and PVC filter changing bags and retaining rings to suit the above • Each filter housing shall be provided with a valved HEPA filter in-bleed assembly.