Ventilation in the 2019 California Energy Code
It is not unusual for California to be first and unique. Just one year after the 1973 oil embargo exposed this country’s reliance on foreign oil, California was the first state to implement a ...
Wall insulation clearly saves heating energy, but does it save cooling energy as well? [continue reading]
Do homes with vented attics use less cooling energy than homes with unvented, conditioned attics in hot climates? With little formal research available to answer the question, common wisdom and most building codes have favored venting. [continue reading]
Carbon Monoxide (CO) can creep into living spaces and cause a variety of health problems, sometimes even death. While old or poorly maintained gas furnaces and other older appliances are often the sources of CO, new heating appliances also cause CO problems. [continue reading]
Depending on the design, an evaporative cooler can use as little as 10% of the energy consumed by refrigeration air conditioning systems. [continue reading]
Until recently, most residential two-stage evaporative coolers were of the down-discharge variety and were generally installed on the roof. [continue reading]
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