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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A/C in the Southeast

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March 01, 2014

Part 1: Challenges of Cooling in Hot-Humid Climates [continue reading]

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For HVAC Contractors, Home Performance Delivers a Year-Round Blast

Author: Leah Thayer
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September 25, 2012

Last December’s weather was no more extreme than the norm in Tulsa, Oklahoma, where temperatures can swing from above 100°F in summer to below zero in winter. Yet for Air Solutions Heating &... [continue reading]

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179 Henry Street

Author: Dan Rieber
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August 30, 2012

A Case Study in Converting from Two-Pipe Steam to Hydronic Heating [continue reading]

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Unusual Wood-Burning Insert Installation

Author: John Krigger
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November 07, 2010

Energy expert continues to learn from a deep energy retrofit of his Montana Home. This time he's installing a wood-burning stove to save money, add ambiance, and provide security during emergencies - like when runaway trains knock out a town's power. [continue reading]

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Monitoring Results for the Factor 9 Home

Author: Rob Dumont
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BPI CE
September 03, 2010

Canadian building scientists and a family of four set out to build a home that uses nine times less energy than the average - and half the water. [continue reading]

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Current Status of Residential Cogeneration

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November 01, 2009

Almost all of our electricity is produced by large centralized power plants that supply power to the electric grid. Only one-third of the fuel energy supplied to these coal and natural gas power plants is ... [continue reading]

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Which Comes First, Lighting or Heating?

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BPI CE
July 01, 2009

How much energy and money do homeowners save - or lose - by replacing incandescent lights with CFLs? [continue reading]

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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]

My Energy Upgrade California—The Numbers Are In

Jim Gunshinan

My Energy Upgrade California—The Numbers Are In

Here are the final numbers for my Energy Upgrade California home retrofit.   Table 1. Air Leakage (CFM50)   Test-in air ...

NIST Test House Exceeds Goal

Mark Bello

NIST Test House Exceeds Goal

The net-zero energy test house at the National Institute of Standards and Technology (NIST) in suburban Washington, D.C., not ...

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