What is an electric furnace and how does it work? We compare electric furnaces to gas furnaces, talk about efficiency, fan types, sizing, capacity, and factors that can lengthen or shorten a furnace’s life.

We review the Trane XL16i air conditioner, taking a look at its features and cost. We also describe what customer might get the greatest benefit from the unit, and what customers it would not be a good fit for.

We answer the question of what is a furnace. We go over the basics of how furnaces work, and compare and contrast the different types of furnaces. From low-efficiency to high-efficiency, different blower types and gas vs. electric, we break down the mechanics and characteristics.

The Trane XV18 Air Conditioner is a high-end, variable-speed air conditioner that operates quietly and will still work within many budgets.

How long should you expect your new air conditioner to last? Find out the answer, and the factors that affect it.