Most of the ones i ve seen are install like this with a timber frame made to sit into the window frame then put the air conditioner inside of the frame and box it out with plywood but this looks like a much neater installation where the frame is made from c channel with a perspex panel above the airconditioner.
How to install portable air conditioner in sliding window horizontal.
Expandable window mounting kit accommodates horizontal sliding or crank out casement windows with a 15 16 min max window width and a 21 39 min max window height 3 speeds in both cool and fan modes.
Installing a c unit inside of a horizontally sliding window.
All that is n.
It is one of those models that require you to pre plan their permanent position as carrying it around would take three to four persons.
How i installed my air conditioner.
Installing an air conditioner into a horizontal window which is a window that slides left and right instead of up and down is similar to installing an air conditioner into a vertical sliding window.
Most inexpensive a c units are designed for vertical sliding windows which creates a problem if you have horizontal sliding windows.
It would probably depended on how long you intend to have the air conditioner.