Colorado homes have a way of telling on the weather. Your hands feel tight and rough by breakfast. Your lips chap faster than you can find the balm. Then the floorboards start popping and creaking when someone walks down the hall at night. Those two problems may seem unrelated, but they often share the same cause: dry indoor air. From Denver and Aurora to Parker and Castle Rock, many homes deal with low humidity for much of the year. Colorado’s elevation, cold winter air, sunny days, and...

Colorado’s dry summer air does more than crack the soil and chap your lips. It also changes how well different cooling systems work. That is why the choice between an evaporative cooler and central AC is not as simple here as it might be in a humid state. Both systems can keep a home comfortable, but they work in very different ways. One uses water and airflow. The other uses refrigerant, a compressor, and closed-loop cooling. The right choice depends on your home, comfort expectations,...

A central air conditioner can sit outside through snow, rain, sleet, and sudden warmups for years. Most of the time, the outdoor condenser handles the weather without complaint. The trouble starts when water repeatedly gets into small spaces, freezes, expands, melts, and moves deeper into the unit. That freeze-thaw rhythm can turn a small drainage issue into bent fins, cracked pads, electrical corrosion, refrigerant line stress, and fan problems. The damage is often slow at first, which makes...