The Perfect Wall and the Building Science Blues

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The Perfect Wall and the Building Science Blues

What is the Perfect Wall? And, why does it give me the building science blues? This article answers both of those questions, and it tells how some of the best building scientists on the continent, ...

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Refining Straw Bale R-values

Author: Mary James
archive CONTENT
March 01, 1999

A new test of the thermal performance of a wall built with 19-inch straw bales laid flat revealed that the wall had an R-value of 27.5. [continue reading]

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Prefab Utility Walls Save Up-Front Costs

archive CONTENT
March 01, 1999

A new product called the Residential Utility Core Wall (ResCore) can save from $500 to more than $2,000 in construction costs for site-built homes. [continue reading]

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Insulation Systems: Same Tightness

archive CONTENT
July 01, 1998

The National Association of Home Builders Research Center recently compared various wall insulation products, and found that with good air sealing, different insulation systems do not necessarily change a home's airtightness. [continue reading]

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Foam Forms Bring Concrete Results

archive CONTENT
July 01, 1998

Sales of insulating concrete forms (ICFs) are growing over 50% per year, and last year an estimated 4,000 houses were built with ICFs. [continue reading]

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ICFs and HERS: Guaranteed Performance, Easy Financing

archive CONTENT
July 01, 1998

For the last 10 years, Reward Wall Systems, a manufacturer of insulating concrete forms (ICFs) in Omaha, Nebraska, has offered an energy guarantee: their ICFs save homeowners 70% on heating and cooling compared to the 1992 Model Energy Code (MEC), or Reward pays 110% of the difference in energy costs. [continue reading]

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New Wall System Keeps the Lead Out and the Heat In

archive CONTENT
November 01, 1997

The presence of lead-based paint in older multifamily housing is a major public health concern. Dealing with these lead hazards offers opportunities for improving not only the health of the occupants but also the energy performance of the units. [continue reading]

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When Wall Insulation Doesn't Save

Author: Doug Johnson
archive CONTENT
May 01, 1997

Wall insulation clearly saves heating energy, but does it save cooling energy as well? [continue reading]

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Wall R-Values that Tell It Like It Is

archive CONTENT
March 01, 1997

Several new wall systems are gaining popularity, due to increasing interest in energy efficiency, alternatives to dimensional wood framing, and building sustainable structures. [continue reading]

New Zero-Energy Homes Almost to Cost Parity, While Codes & Incentives Help Cross the Finish Line óBy RMI's Alisa Petersen

Rebecca Cole

New Zero-Energy Homes Almost to Cost Parity, While Codes & Incentives Help Cross the Finish Line óBy RMI's Alisa Petersen

If you had a choice between building new homes that meet basic standards and building comfortable, healthy homes that dramatically ...

Top US Cities Considered the Most Energy Efficient

Sandra Wood

Top US Cities Considered the Most Energy Efficient

Many people recognize the need for increased efforts to reduce energy consumption and make communities cleaner. As cities strive to ...

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