Close the window sash against the left side of the a c.
Install ac in awning window.
Many people have inexpensive air conditioners that are intended to fit into a double hung vertically sliding sash windows and want to use them in horizontally sliding windows.
You can see how one homeowner did it in the video below.
Cut foam weather stripping to length and attach to the window sash and frame.
We recommend using plexiglas.
You re going to need something to flush the vent with the gap of the window so i would recommend foam board cheap or plywood still relatively cheap.
With a partner lift the a c and slowly push it through the window opening and onto the platform assembly.
Before installing a window ac open the window as far as it goes remove the screen and clean the windowsill glass and window frame.
You could install a portable ac unit and put the vent across the window.
However any type of material that will keep the hot air out and the cold air in will work.
First measure the window in order to know what size plexiglas insert.
Foam or plywood window insert this method uses the window vent insert that comes with the portable air conditioner coupled with a piece of rigid foam or plywood to block the rest of the window.
Although most portable air conditioners come with a traditional window kit you can absolutely fabricate an insert to fit into the casement window allowing you to vent your portable air conditioner.
What would be the best way to alter the frame to support a window ac.
Measure the width of the windowsill and use a pencil to mark.
Mounting a standard air conditioner in a sliding window from the inside without a bracket.
Make sure the sash is behind the metal bracket that is attached to the side of the unit.
I certainly do not want to go with a portable ac as they re useless and i have tried those already.
The window i want to place a window ac is a single pane large awning window that winds out.
Open the window where the portable air conditioner will be located.
Adjust the ac unit s window vent panel to extend across the width of the opening.
Be very careful as the a c is prone to slipping off at this point.
Two person operation recommended.
Since this isn t a permanent mount you can enjoy your ac and leave the window unharmed.
This would also work if you want to install an air conditioner in a sliding window as well.
Step by step instruction.