Q: I am renting a small, old home without central air conditioning. I have a window air conditioner, and the past few years I’ve awkwardly filled in the space around it with a large piece of plywood.

Condensing units can be challenging equipment, but proper installation and servicing can minimize such situations. And, as technology continues to advance, the industry is emerging with an extensive ...

Wondering if installing central air is worth the cost? Here's how to determine if it's the best move for your home.