Past, Present, Future: Directions in Single-Family Energy Auditing and Retrofits
Round-robin energy audits and a building science stakeholder survey help to inform technical and policy discussions for single-family homes.
Massachusetts is the hold-out. When the federal Residential Conservation Service law expired in 1990, most states got rid of mandatory home energy audits. But a 1980 state law still requires Massachusetts electric and gas utilities to provide home energy audits to customers on demand, paid for by a surcharge on energy bills. [continue reading]
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]
"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]
A colorless, odorless, flavorless, nonirritating gas, carbon monoxide (CO) causes more poisoning deaths today than any other substance. [continue reading]
Residential energy auditors often dismiss or overlook aquaria in their assessments. Yet nearly one in every 12 households owns at least one aquarium. [continue reading]
When it comes to power, not all electrical appliances are created equal. To find out how much power an appliance consumes, energy auditors occasionally multiply line voltage by the current reading obtained from a clamp-on ammeter. [continue reading]
The first data loggers were human. When labor was cheap, students and others were hired to sit next to wattmeters and record the reading every 15 minutes. Data loss occurred for various reasons, such as boredom. [continue reading]
The Net-Zero Energy Coalition convened the second Net-Zero North American Leadership Summit from March 3–5 as part of NESEA’...
In the hierarchy of dreaded activities, reviewing the monthly electricity bill ranks alongside stepping on the bathroom scale. As with ...