This saddle-style air conditioner preserved my window view and cooled a 300-square-foot bedroom quickly.

Key Points Power on the AC unit during the off-peak hours and shut it off just before peak hours take effect.Use a fan in ...

These compact air conditioners provide quick relief from the heat without making you break a sweat to get them installed.

Add Yahoo as a preferred source to see more of our stories on Google. Best Window AC Units to Keep You Cool in Summer Around 78% of Americans are concerned about rising energy costs but staying in a ...

As is the case for many people, my home cannot be retrofitted with central air. My 100-plus-year-old Brooklyn apartment, which features prominently in my seven years of air quality reporting for WIRED ...

If you live in an older home or apartment, you’re less likely to have central air and may have a window air conditioning unit instead, says Darcy Carbone, vice-president of sales at APA HVAC ...