179 Henry Street

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179 Henry Street

A Case Study in Converting from Two-Pipe Steam to Hydronic Heating

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Converting From Steam To Hot Water

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July 01, 2009

Q . Is it feasible to retrofit cast-iron single-pipe steam radiators to work on hot water from a new combined heating/domestic hot water (DHW) system?  And if so, would it ever make sense ... [continue reading]

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The Chimney Balloon

Author: Mark Furst
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March 09, 2009

Most homeowners like to have the option of using the fireplace once in a while. I operate Grading Spaces LLC, Home Inspection and Performance Analysis, serving residences in southern Wisconsin since 2002. It’s the ... [continue reading]

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Do CFLs Save Whole-House Energy?

Author: Anil Parekh
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November 06, 2008

If CFLs decrease cooling loads compared to incandescents, but increase heating loads, do they save energy overall? [continue reading]

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Thermostat Setbacks - Do They Really Work?

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November 06, 2008

During the heating and cooling seasons of 2002–2003, the Canadian Centre for Housing Technology (CCHT) ran a series of trials to determine actual energy savings from thermostat setback and setforward. [continue reading]

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A Macro Market for Micro-CHP?

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July 01, 2008

With rising fuel prices and an electric grid near maximal capacity, the economic benefits of good CHP applications in mulitfamily buildings can be substantial to both the investor and the local utility. [continue reading]

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Energy Savings in a Manhattan Co-op

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July 01, 2008

At Cabrini Terrace, decision makers come equipped with a good deal of knowledge and a powerful determination to save energy. [continue reading]

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Testing a Dual Water- and Space-Heating System

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January 09, 2008

I tested a dual system for domestic hot water and space heating in a home where a furnace and ductwork were previously used for space heating. [continue reading]

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How to Get Furnace Sizing Right

Author: Don Fugler
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September 02, 2007

Canada has developed a furnace sizing protocol that uses actual gas meter readings to size replacement furnaces. [continue reading]

Leading California's Zero Energy Homebuilding Efforts

Brandon De Young

Leading California's Zero Energy Homebuilding Efforts

In 2008, California set a bold new goal for its homebuilders. The California Long Term Energy Efficiency Strategic Plan makes it ...

The Second Energy Efficiency Day is Fast Approaching - Here's What You Can Do

Patrick Kiker

The Second Energy Efficiency Day is Fast Approaching - Here's What You Can Do

Looking to get involved in the second annual Energy Efficiency Day on October 5th? Last year's first-ever national event was ...

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