One option which seems to be preferred by some people is actually using a wall vent to remove hot air from a portable air conditioner.
Vent portable ac through garage door.
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In normal cooling modes portable air conditioners evaporate the collected water and send it outside but just circulating the humidity over and over is a waste of electricity.
The air conditioner must vent the hot air somewhere.
Let s say that the vent hose is five inches in diameter.
Slide your sliding door back far enough to allow for the vent hose.
Issue of venting the portable air conditioner.
Garages usually do not have a traditional sliding window which is the most common way to vent a portable unit.
You ll need a space of 6 7 inches.
You can use this method to vent your portable ac unit to the outside or into another room such as a laundry room storage area or garage.
If you need to run a portable air conditioner without any exhaust vent tube set it to run in dry or dehumidifier mode and connect a garden hose to the top drain port so you can collect condensed water in a bucket or floor drain.