Favorite Multifamily Retrofits

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Favorite Multifamily Retrofits

Which retrofit is better: changing the boiler or changing the lighting? There are so many possibilities for multifamily buildings that choosing the "best" retrofit depends a lot on your definition. Are you after the most ...

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Why Leave a Gap in Crawlspace Insulation?

Author: Cyrus Dastur
premium CONTENT
July 01, 2007

I read your article “Closed Crawlspaces Do Double Duty,” from the 2005 Special Issue (p. 32), with great interest.  The crawlspace in our new home is built over a 4-inch cement floor over plastic ... [continue reading]

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Who Says Water and Electricity Don't Mix?

Author: Tony Laska
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June 07, 2007

Oregon boasts a national reputation for being green, both in its mountain watersheds and in environmental awareness. For nearly five years, residential customers of Oregon’s largest electric and gas providers have been receiving ... [continue reading]

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Smart Irrigation

Author: Tom Ash
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June 05, 2007

Water is pumped for miles, sometimes hundreds of miles, from its source to 90% of U.S. homes. This takes an enormous amount of energy; in California, it represents the single largest use of energy statewide. ... [continue reading]

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Saving Water Indoors

Author: Peter Mayer
premium CONTENT
June 01, 2007

In most U.S. cities, single-family homes make up the single largest source of demand for water. [continue reading]

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Copper and Cast Iron

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May 06, 2007

Q I live in a 1920s Wardman row house in Washington, D.C. The house has a cast-iron radiator heating system. I hired a local contractor to do some bathroom renovations. It was necessary to ... [continue reading]

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The California Solar Initiative

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March 20, 2007

For an increasing number of Californians, renewable energy is an obvious choice. Harnessing the earth’s own inexhaustible energy—whether from the sun, wind, biomass, or other renewable sources—can reduce dependence ... [continue reading]

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Finding a Partnership Between Solar and Energy Efficiency

Author: Matt Golden
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March 19, 2007

A San Francisco business takes a holistic and systematic approach to home energy conservation by coupling clean energy technologies and energy efficiency. [continue reading]

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Suburban PV

Author: Elka Karl
premium CONTENT
March 10, 2007

Solar PV is becoming an increasingly popular option for generating electricity in urban and suburban homes. Three years ago Niels Wolter of Madison, Wisconsin, installed a 1.3 kW PV system on his family’s three-bedroom ... [continue reading]

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% ...

Taming the Other Energy Hog Lurking in the Basement

Joanna Mauer

Taming the Other Energy Hog Lurking in the Basement

Last summer, DOE issued new efficiency standards for furnace fans, which are a little-known energy hog that may be lurking ...

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