a demountable and remountable wall assembly for partitioning room space between an overhead and a floor , the major elements of which are reusable . the assembly provides one or two walls , at lease one of which has an outer fastener - free surface . additionally , the fastener - free surface may be made substantially smooth and seamless . the walls are arranged in planar congruence , separated by internal spacers or studs , and vertically positioned between the overhead and floor of the room space to be partitioned . removable tracks or spacers at the top and bottom of the wall assembly serves to interface the wall assembly with the floor and ceiling of the space . the walls are constructed of either finished or unfinished wall panels which are incorporated into the assembly using a combination of removable fasteners and releasable adhesives . the finished or exposed area of a wall surface includes no fasteners . any fasteners used to fix a wall panel in place is covered by a removable trim or other removable feature , which make the fasteners readily exposable and easy to remove .