Show tile used for floors roofs and partitions partition S light weight and incombustible tile for use as fireproof partitions roof decks and floors tire manufactured from gypsum and wood fiber with about 07 per cent of the whole being gypsum and the lial balance rince wood fiber when used for partitions such tales allea me are laid up very deiy much as brick Is laid up only the mortar mortal used Is a gypsum mortar for roof decks they are aie manufactured to special sizes eles laid across the steel roof member fastened and then are reuh really for tiny any standard kind of a roof co vering covering when len used for floors they me are covered with cement ct topping over which the finish flooring Is applied lu in addition to barring tire fire because of tile their ir incombustibility tile reduces the transmission ot of limit hint unit sound from room to room or floor to floor because of tile the natural insulating properties bics tics of the gypsum front which they are made anti and because of the hollow air space that ench each tile contains they also inn call le be saw hiedl d to it fit odd sled aces with the saine ens enop that flint wood Is sawed and rial led |