The LG Dual Inverter became the first inverter-equipped window AC available in the U.S. back in 2018, and it was far quieter and more efficient than any of its predecessors. But it wasn’t long before ...

We may receive a commission on purchases made from links. A questionable smell, an odd noise, or just the feeling that your window AC unit isn't keeping the space as cool as it used to can set off the ...