Weatherization and Indoor Air Quality
Air sealing is one of the best ways to lower heating-and-cooling bills for many home weatherization programs, and especially so for the federal Weatherization Assistance Program (WAP). Most homes receive blower door-guided air sealing to ...
Window inlet vents are an alternate way to provide fresh air using an exhaust fan. When the fan is on, it slightly depressurizes the house, causing makeup air to enter through the window vents with minimal heat loss. [continue reading]
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]
Despite the Trump administration’s apparent affection for the fossil fuels industry, individual states are looking at the numbers ...
More than 30 percent energy savings can be achieved using the 2016 version of Standard 90.1, according to recent analysis conducted by Pacific ...