Weatherization and Indoor Air Quality

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Weatherization and Indoor Air Quality

Air sealing is one of the best ways to lower heating-and-cooling bills for many home weatherization programs, and especially so for the federal Weatherization Assistance Program (WAP). Most homes receive blower door-guided air sealing to ...

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Best Practices for Sealing HVAC Systems

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May 07, 2007

Energy Star programs are requiring more expertise from HVAC crews. Here are some helpful training hints. [continue reading]

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Greening Your Ventilation

Author: Jim LaRue
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May 06, 2007

    Since today’s houses are now tightened for air conditioning as well as heating, there is less and less natural ventilation in our homes. This means that additional forms of mechanical ... [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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What Were They Thinking?

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March 10, 2007

Plumber’s Bummer This picture was taken from inside a mobile home. The plumber had run the water lines inside the ductwork to prevent freezing. However, he failed to seal the ductwork back. We ... [continue reading]

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From HVAC to Home Performance Contracting

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March 10, 2007

Matthew Holtkamp knew when he was in technical school at Indian Hills Community College in Ottumwa, Iowa, that he would have his own HVAC business some day.  In 1996 his dream became a reality when ... [continue reading]

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Energy Star Changes Approach to Programmable Thermostats

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March 10, 2007

Energy Star has promoted programmable thermostats since 1995, estimating that consumers will save 10%–30% on their heating and cooling energy bills. With sales of programmable thermostats doubling in the last ten years, and with more than 25 ... [continue reading]

HPC Working For You: Climate Change & Carbon Reduction

Deborah E. Miller

HPC Working For You: Climate Change & Carbon Reduction

HPC develops new approaches to federal, state and local policies that promote growth in the residential energy efficiency sector through ...

New Report Shows Big Jump in Net-Zero Energy Homes

Shilpa Sankaran

New Report Shows Big Jump in Net-Zero Energy Homes

Net-zero energy homes seem to be growing their way out of a purely niche market. The number of zero energy ...

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