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Portable Air Conditioners - The Importance of Venting

One final note is that ventilation from a dryer vent isn't suggested by manufacturers.  If the diameter of the dryer port is smaller than the hose of the air conditioner, it is especially not recommended.  If the dryer port has external vents, you shouldn't use that as a ventilation option.  The compressor on your portable air conditioner is not strong enough to push on the flaps open.


The main reason portable conditioners require venting is that they can operate.  The air conditioner will not work efficiently if the hot air isn't vented to a different area.  Venting is cheap.  Most portable air conditioners have an installation kit for a window or sliding door.


Some air purifier manufacturers promise to market mobile air conditioners that do not require venting.  These components don't exist.  All mobile air conditioners need to vent the hot air they remove from the room they're heating.  It's important to say that the hot air does not have to be vented to the…