Watertown, Mass. — Bosch Thermotechnology introduced its first condensing furnace with the BGH96 Series. This Energy Star-rated furnace offers a two-stage gas valve that switches between high- and low ...

Cooler temperatures aren't here yet, but it's worth researching ahead of time if you're in need of a furnace upgrade. Fortunately, the market these days is flooded with options. To pick the right one ...