The Changing Role of a Rater
One man's history of HERS from the beginning to now.
Will a banker or home builder gladly pay for a homeowner's next residential energy code compliance certificate? In some states where home energy ratings are popular, the answer may be yes. [continue reading]
The U.S. Department of Energy (DOE) issued voluntary guidelines for home energy rating systems (HERS) in a long-awaited public Notice of Proposed Rulemaking in July. [continue reading]
A proposal has also been issued by the California Energy Commission (CEC), which is required by state legislation to develop regulations governing HERS programs operating in the state. While many aspects of the proposed regulations mirror the federal ones, there are some key differences. [continue reading]
Here are the final numbers for my Energy Upgrade California home retrofit. Table 1. Air Leakage (CFM50) Test-in air ...
The net-zero energy test house at the National Institute of Standards and Technology (NIST) in suburban Washington, D.C., not ...