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Germany's Efficient Homes
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German energy agency, dena's, Efficient Homes project is tapping into substantial energy savings through the retrofits of existing buildings. [continue reading]

Why Leave a Gap in Crawlspace Insulation?
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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]

Who Says Water and Electricity Don't Mix?
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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]

Smart Irrigation
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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]

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

Copper and Cast Iron
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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]



Doug Garrett
Home Performance and HVAC Contractors: Recent Legislative Initiative In Texas
As energy auditors and raters went about their business of testing homes, performing energy audits and HVAC system inspections, they ...


Cortney Krauss
U.S. DOE's HPwES Program Releases Draft Sponsor Guide for Public Comment
The U.S. Department of Energy (DOE)’s national Home Performance with ENERGY STAR Program (HPwES) released the draft&...


























