air-condition

How barmy is it to fly thousands of people half-way around the world to sit in giant air-conditioned tents to argue about commas, and interpretations of convoluted words?

In the summer, I have a portable air-conditioning unit but so far I haven’t had to use it.

Out-of-date, inefficient heating and air-conditioning systems labor to keep up.

A thick cloud of humidity has settled in my tiny room, despite the best efforts of my clunky air-conditioning unit.

They crept into his home en masse, climbing through the air-conditioning units, clinging to the window curtains, marching down the wall, trotting across the vaulted ceiling, lurking in the gloom of the basement.