Abstract: The combination aeration, deaeration, and water outlet valve includes a common water inlet, gas inlet, and gas outlet for connecting to a climate chamber; a water reservoir connected to the common water inlet, gas inlet, and gas outlet; a first valve assembly with a first valve seat penetrated by a first passage and with a first closing element pressed onto the first valve seat by a first closing force such that it blocks the first passage until the first closing force is overcome; a second valve assembly with a second valve seat penetrated by a second passage and with a second closing element pressed by a second closing force onto the second valve seat such that it blocks the passage until the second closing force has been overcome; and a drainage opening for air and water disposed at a height of an upper edge of the second valve seat.

Abstract: Provided is a climate chamber with an outer casing, with an inner casing disposed within the outer casing, and with a vapor inlet which penetrates a rear wall of the outer casing, in which in front of the vapor inlet in the region between the rear wall of the outer casing and an inner casing rear wall a flow barrier is disposed.