An inter-tenancy partitioning system

An inter-tenancy partitioning system installed between floor and telling slabs, the system comprising aligned dual spaced apart ceiling and floor channels, each channel formed between inner edges of longitudinal channel forming members, the channel forming members of the dual ceiling channels affixed at an undersurface of the ceiling slab and the channel forming members of the dual floor channels affixed at an upper surface of the floor stab, dual panels supported vertically within the aligned dual ceiling and floor channels, each panel having a width less than that of each channel, the dual ceiling and floor channels spaced apart to provide a gap between the panels and wherein the dual panels have a height of greater than 2800 mm and extend through a suspended ceiling to engage the respective channel forming members at the ceiling slab above the suspended ceiling and wherein adjacent floor covering is installed and wherein outer vertical pieces of the channel forming members of the floor channels have a height that does not extend vertically beyond an upper surface of the adjacent floor covering and wherein the channel forming members of the ceiling channels comprise C-channels each comprising a vertical piece, a horizontal piece and an outer vertical piece and wherein the other vertical pieces is removable from the horizontal piece.