The Future of Building Performance and the HVAC Industry
The building performance and HVAC industries are destined to interact in the marketplace, since they both work for and with millions of American homeowners and businesses. The two industries share important common ground in that ...
Looking for a draft in a flue by measuring just the pressure in the flue—with reference to the combustion appliance zone, or CAZ—is a bit like discussing the speed of a ... [continue reading]
The green building community is sold on the value of certifications. For the worker, professional credentials demonstrate a degree of knowledge and skill. They help employers screen applicants and help energy efficiency program administrators set ... [continue reading]
On an ongoing basis, California’s investor-owned utilities (IOUs), in collaboration with the California Public Utilities Commission (CPUC) and the California Energy Commission (CEC), develop programs designed to promote residential energy efficiency. In 2010, recognizing ... [continue reading]
According to DOE’s Building America program data, typical residential ductwork efficiency is about 67%. That means that if you install a 90% efficient furnace, your system efficiency would be just over 60%. Another way to look ... [continue reading]
Energy auditors use a simple, well-known approach called a utility bill disaggregation to analyze a home's overall energy use. Here's a quick summary of that technique as detailed in Krigger and Dorsey's Residential Energy: [continue reading]
Homeowners may continue to enjoy their single pane glass windows and gain energy efficient advantages for up to 80% ...
Last summer, DOE issued new efficiency standards for furnace fans, which are a little-known energy hog that may be lurking ...