Pooled Resources

Spotlight Article:

Pooled Resources

One of the first homes Mike McFarland evaluated was his own. McFarland, owner of Energy Docs Home Performance in Redding, California, was curious about why his energy use spiked in December and January. It didn&...

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One or Two Tanks?

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September 11, 2006

        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]

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Reliable, Efficient Heat Pump Water Heaters

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November 01, 2005

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]

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Hidden Costs: Wasted Water

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September 01, 2005

Saving water can have a huge impact on the expense of operating multifamily buildings - especially when the water bills and the heating and hot water bills are in the same ballpark. [continue reading]

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Tankless Option Improving

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July 01, 2005

If cost and installation barriers can be overcome, tankless water heaters will likely replace the storage water heater that for over 50 years has been a part of American culture. [continue reading]

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Soft Water, Strong Odor

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May 01, 2005

        Q. I have a gas-fueled direct-vent hot water tank. It has been in service since September 2003. I have a water softener as well.We get our water from a ... [continue reading]

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In Hot Water

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May 01, 2005

        If you happened to be in the Monterey Peninsula Airport in Monterey, California, between December 2004 and May 2005, you were treated to a very interesting display of water heaters, both ... [continue reading]

Side Benefits of a Passive House

Rob Nicely

Side Benefits of a Passive House

There’s no doubt that building to Passive House standards results in energy consumption that’s about 70 to 80 ...

Very Cool: Heat Pump Water Heaters Save Energy and Money

Pierre Delforge and Christina Swanson

Very Cool: Heat Pump Water Heaters Save Energy and Money

A new NRDC study shows that water heaters that use high efficiency heat pump technology—the same process that ...

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