In this guide, we reveal expert-backed tips for installing a window air conditioner—and our recommendations for the best units for your home.

How much it costs to install central air is dependent on a host of factors, including the air conditioning type you invest in, its energy efficiency rating, and the size of your home. Here’s a ...

In this month’s troubleshooting situation, we have a customer who has called to say that their condominium has no heat. The particular equipment in this case is a thru-the-wall package unit that ...