Resolving the Circulation Dilemma in Multifamily Buildings

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Resolving the Circulation Dilemma in Multifamily Buildings

Demand-controlled pumping for hot water distribution holds high value in multifamily buildings.

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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]

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Hot Water Runs Cold

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March 01, 2005

The ideal hot water distribution system wastes no water or energy. We're not even close to that ideal - yet. [continue reading]

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Creating Heat and Light

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January 01, 2005

A Canadian program tests the efficiency and future potential of residential combined heat and power systems at its residential building test center. [continue reading]

Energy Use Patterns in Off-Grid Houses: It's All About the Energy Budget, Right?

Shawna Henderson

Energy Use Patterns in Off-Grid Houses: It's All About the Energy Budget, Right?

I grew up on the West Coast of Canada, and I have had the good fortune to spend lots of ...

New Brochure From Independent Rating Agency Shows How To  Evaluate Window Films

Steve Capoccia

New Brochure From Independent Rating Agency Shows How To Evaluate Window Films

Homeowners may continue to enjoy their single pane glass windows and gain energy efficient advantages for up to 80% ...

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