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 ...
Carbon monoxide (CO) is really nasty stuff. It’s odorless, colorless, and neutrally buoyant, and it can make you stupid before it kills you. It’s not the kind of stuff you want ... [continue reading]
Building performance renovation contractors and Weatherization Assistance program workers daydream of making homes healthy, comfortable, energy efficient, and durable. But sometimes when they are in the middle of a project, they find their dreams have ... [continue reading]
You may have heard of houses and neighborhoods exploding due to gas leaks in old pipes under the streets. Inside the home, detecting combustible-gas leaks is an important part of combustion safety testing. Gas connections ... [continue reading]
Recent studies of charge and airflow revealed that as many as eight out of ten A/C systems have incorrect airflow, and seven out of ten systems have incorrect charge. Potential savings from correcting these deficiencies are substantial. [continue reading]
A 2015 study, “Impacts of global warming on residential heating and cooling degree-days in the United States,” comparing heating ...
“Why do you need to cool and heat the whole building? Why don’t you cool and heat ...