HVAC to Whole-House Performance Contractor?

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HVAC to Whole-House Performance Contractor?

Guidelines and best practices for making the profitable transition into whole-house work.

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Duct Improvement in the Northwest Part II: Mobile Homes

archive CONTENT
January 01, 1996

Although the thermal shell of the typical mobile home has changed radically over the last 30 years, the air distribution system has not. The walls have gone from 2 x 2 framing with an R-4 fiberglass batt to 2 x 4 or 2 x 6 walls with a high-density R-21 batt (codes vary from state to state). [continue reading]

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Drawbacks Of Powered Attic Ventilators

Author: Ted Rieger
archive CONTENT
November 01, 1995

Powered attic ventilators, already suspected of using more energy than they save, can also create excess moisture, structural problems, discomfort, and combustion safety problems for home occupants, according to a recent study. [continue reading]

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Researchers Approach Builders on Duct Location

archive CONTENT
November 01, 1995

It is common practice in California to put ducts outside the conditioned space, in attics and crawlspaces. These duct systems are typically 50%-70% efficient due mostly to air leakage and heat transfer losses, while sealed conditioned-space duct installations have efficiencies over 90%. O [continue reading]

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Air Sealing in Occupied Homes

Author: David Keefe
archive CONTENT
November 01, 1995

There are few areas of residential construction that are so commonly misunderstood as air movement within and through houses. [continue reading]

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Oh, How I Wish You Could Have Seen ISH!

Author: Dan Holohan
archive CONTENT
November 01, 1995

If you've ever pulled into a gas station in Europe, you know these folks are serious about energy conservation. [continue reading]

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Air Conditioner Shading Shows Minimal Savings

Author: Ted Rieger
archive CONTENT
September 01, 1995

A study by the Florida Solar Energy Center (FSEC) on the effects of shading outdoor air conditioner condensers indicates that energy savings benefits are modest at best--less than 5%. [continue reading]

Energy OutWest 2014

Jim Gunshinan

Energy OutWest 2014

I was at the Energy OutWest Conference several years ago, but a memory still stands out from that event. I ...

Energy Upgrade California—Up Close and Personal Part 2

Jim Gunshinan

Energy Upgrade California—Up Close and Personal Part 2

I am in San Diego for the Energy Out West conference, and I want to write about it, but while ...

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