Ducted terminal filter modules. Roomside or non-roomside replaceable with a 10 or 12 inch collar. HEPA or ULPA mini-pleat filter packs for a low profile and light weight. Adjustable distribution plate. Suspension holes for hanging. Testing port for DOP aerosol challenge. Gasket or gel seal. Downstream screen. Available sizes 24”x24”, 24”x36”, 24”x42”, 24”x48” nominal. Finish of housing are clear anodized extruded aluminum frame and aluminum top plate, downstream screen is diamond pattern white epoxy coated steel grille. Anodized aluminum or stainless steel grilles optional.