It's the same in many parts of the US, but unless the apartment comes with central AC, we're stuck with noisy and inefficient window AC units[1], or worse, port

It's the same in many parts of the US, but unless the apartment comes with central AC, we're stuck with noisy and inefficient window AC units[1], or worse, portable AC units[2]. [1] https://www.mytrustedcontractor.com/wp-content/uploads/2025/04/Window-AC-Unit.jpg https://www.mytrustedcontractor.com/wp-content/uploads/2025/... [2] https://www.lg.com/us/images/air-conditioners/md05186704/gallery/medium02.jpg https://www.lg.com/us/images/air-conditioners/md05186704/gal...