LFLF

The ROOM block is the container for everything that makes up the appearance and code (which was moved to the RMSC block in CMI, though) of a room.

"ROOM" dword Block identifier
dwSize dword Size in bytes (BE)
 
followed by sub-blocks (the order and amount varies from game to game):
RMHD, CYCL, PALS, TRNS, EPAL, BOXD, BOXM, CLUT, SCAL, RMIM / IMAG, OBCD, EXCD, ENCD, NLSC, LSCR.