Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4596205.

This thing is a replacement part for some models of LG portable air conditioner. The type of nozzle that connects to this part it is shown here: https://www.thingiverse.com/thing:2608955.

I recommend printing the adapter.stl and end.stl files first, then measure the gap between them when installed. After this you can print the number/size of spacers needed to fill the gap. Simply adjust the length of the spacers in your slicing software to get the perfect fit.

If you would like to modify these parts the source files are available at: https://cad.onshape.com/documents/126947b128216c37be939f7b/w/3cecd2ac18bc7af79469d314/e/d5684e0d1508480d466b9cbd