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 ...
Duct leakage continues to be one of the biggest home performance problems, so duct sealing retrofits are in steady demand. Here at Ecotope and Delta-T, we've discovered a way for advanced duct sealers to speed up their diagnostics. [continue reading]
In new homes and older homes, significant amounts of energy can be saved simply by paying close attention to how a duct system is installed and what materials are used in the installation. [continue reading]
Exhausting heat and moisture in the summer can keep a house cooler and reduce air conditioning costs. And running a fan whenever someone is cooking will eliminate most water vapor, grease, and combustion products from the kitchen. [continue reading]
Most American thermostats measure only air temperature. But there are numerous other elements that affect thermal comfort, and some of these can be used to turn HVAC equipment on and off. [continue reading]
When Robert Johnson, director of community development for the Southern California city of Irvine, attended an HVAC conference in 1995, he was appalled to discover how poorly designed and poorly installed many residential duct systems were. [continue reading]
"Sick building syndrome" is caused by everything from dangerous molds to meteorological occurrences. Improving the indoor air quality of these buildings calls for careful diagnostics and even more careful removal of and repairs to problem areas. [continue reading]