Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

When it’s too cold in your home, you turn on the heating. When it’s too warm, you turn on the cooling. So when the air is excessively dry, why don’t you turn on the humidifying? Just like being too ...

Q. When I installed gas heat I included a humidifier on the hot air furnace. Now the unit leaks water on the basement floor. The installers adjusted filters or something without success. How can I ...