Builder-Installed Electrical Loads
Parts of the House That Stay On
Central water-heating systems, which handle large amounts of energy and water, are usually more efficient than individual water heaters for multifamily buildings. This is because the total volume of hot water being stored is reduced, ... [continue reading]
It’s not a secret, but most people don’t think about it. Once you know, however, it seems obvious. Water uses a tremendous amount of energy. It is not just a matter ... [continue reading]
As the vice president of a company that helps building owners and operators all across the country save water, I’m confronted with the magnitude of our thirst for water and the costs to ... [continue reading]
In most U.S. cities, single-family homes make up the single largest source of demand for water. [continue reading]
How much is 25 million gallons of water? Enough to fill 200 million 16-oz bottles. Enough bottles to keep you busy for the next 60 years, if you decide to count them down in “99 bottles ... [continue reading]
Why should homeowners invest in a solar-thermal system? It’s all about economics. With rising energy prices, many homeowners are now thinking of adding a solar component to their home, but they may feel ... [continue reading]
Q. Is it cheaper for a homeowner to run one 100-gallon gas hot water tank or two 50-gallon tanks? There are six heavy water users in our household. How ... [continue reading]
About 10% of California residents use conventional electric water heating—a technology that’s expensive to operate and contributes to peak demand. Heat pump water heaters (HPWHs) are an efficient alternative, consuming less than ... [continue reading]
You probably never considered the power consumption of those Ground-Fault Circuit Interrupter outlets (fondly known as GFCIs) in bathrooms, kitchens, ...
The Residential Energy Services Network (RESNET) and Pearl Certification are now collaborating to ensure that the Home Energy Rating System (...