57 The object of the present invention is an apparatus for drawing polluting gases out of closed spaces, particularly for drawing exhaust gases from autovehicles out of automobile workshops, garages, and similar premises, characterized in that it comprises at least one ceiling- or wall-fixed manifold duct (1) connected to at least one manifold duct (2) which is arranged at right angles therewith, and is translatable therealong, with the said movable duct (2) there being slidably connected one or more gas collecting devices (5, 6) which can be then moved in perpendicular directions, so that they can be positioned in any desired point of the room in which the apparatus is installed.
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