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To avoid callbacks, many hvac subs size air conditioners using methods that inflate the cooling load. The result is an oversized unit that cools the air, but operates inefficiently and does a poor job of reducing indoor humidity. Three energy engineers explain how to achieve proper cooling without...
Mechanical ventilation doesn’t have to be expensive and complicated. This simple system has dried up moisture problems for one builder.
Thermal bridging in steel studs
Eastern s-p-f lumber expands its market, hearing protection on the job site, smart electric panel helps control costs, appliance specs by fax
Testing for tightness with blower doors
An energy consultant shows how to do simple step-by-step heat-loss calculations to size heating systems and evaluate energy improvements.
The Rumford fireplace modification.
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