KX INDOOR MODEL SERIES LINEUP CEILING CASSETTE 4 WAY CASSETTE: FDT SERIES 2 WAY CASSETTE: FDTW SERIES ONE WAY CASSETTE: FDTS SERIES CEILING DUCTED OUTDOOR AIR PROCESS: FDU-F SERIES LOW/MID STATIC: FDUM SERIES HIGH STATIC: FDU SERIES WALL MOUNTED FDK SERIES CEILING SUSPENDED FDE SERIES FLOOR STANDING FDF SERIES