Q. I know I don't know too much about this type of thing, but I do know when something's wrong. And something is definitely wrong with our furnace and air conditioner. I came downstairs a few days ago ...

The 1980s brought forth the first condensing gas-fired appliances we dealt with: 92% efficiency furnaces. Those first-generation condensing furnaces had more than their share of glitches, which gave ...

Oct. 26, 2025 / PRZen / ALTMUNSTER, Austria — Uniform refrigerant distribution and effective condensate drainage have long been among the main engineering challenges in microchannel evaporator design.

Steam heating has been around a long time. It’s a tried-and-true way to heat a number of different applications because it’s such a wonderful medium for heat transfer. In addition, it is usually easy ...

You’d have assumed I shot the guy’s dog! Man he was ticked off at me and all this over a missing component in his HVAC system that I had detailed in my inspection report for the pending sale of their ...

If engineered well and drained properly, a simple finned-tube heat exchanger can help maximize a fossil-fueled power plant’s combustion efficiency, capacity, and air pollution reduction. Use the ...

Chilled beams offer building owners greater energy efficiency, reduced building first cost, reduced day-two maintenance, and improved indoor air quality. Unlike conventional mixed-air systems that use ...