They produce hot air that needs to be exhausted through a hose so they should be placed near a window.
How to install haier portable air conditioner window kit.
The easiest and most common way to vent your portable air conditioner is through a traditional window in your home.
Determine if the window adapter kit will work with your window.
Most portable air conditioner units include a window kit with instructions for easy installation.
Dual hose portable air conditioners provide more energy efficiency and quicker cooling than their single.
Almost all portable air conditioners come with a window adaptor kit that will work however in some cases the kit is missing or not right for the window and you will have to improvise a bit.
For the unit to function well the gaps between the window adapter for the vent hose and the sides of the window must be sealed off.
Portable ac units must be ventilated.