Musings of an Energy Nerd

Crawl space insulation

Well, They Got It Half Right

Posted on January 22, 2009 by Martin Holladay

At the International Builder’s Show, several demonstration homes have been set up in the parking lot outside the Las Vegas convention center.

The Environments for Living show home has a display promoting the advantages of ventless conditioned crawl spaces; so far, so good. But instead of following best-practice advice and insulating the crawl space walls with rigid foam, the Environments for Living home designers chose to install fiberglass batts between the floor joists — a feature proudly displayed behind a Plexiglas viewing panel.

Logix ICF 2

New Green Building Products — January 2009

Posted on January 21, 2009 by Martin Holladay

LAS VEGAS, NV — Wandering the trade show floor at the International Builders' Show in Las Vegas today, I stumbled upon several intriguing new products. Here are four of them.

Serious Energy windows

Serious Energy, a window manufacturer that recently acquired Alpen Windows, has made several improvements to Alpen’s line of windows with pultruded fiberglass frames. Windows from Serious Energy (formerly known as Serious Materials) are available with Heat Mirror glazingWhen referring to windows or doors, the transparent or translucent layer that transmits light. High-performance glazing may include multiple layers of glass or plastic, low-e coatings, and low-conductivity gas fill. from Southwall Technologies.

Strata-International

Green Paint Sets the Scene

Posted on January 20, 2009 by Martin Holladay

As the plane descends into the Las Vegas airport, every arriving visitor notices the stark contrast between the desert environment of southern Nevada and the modern city of swimming pools and irrigated shrubbery. After arriving today, I took the shuttle bus to the Bally Hotel, across the street from the Bellagio. The Bellagio overlooks an 8-acre artificial lake — in essence, the largest swimming pool in town, in a town known for its large pools — where a few lonely ducks swim in the chlorinated water.

Energy Use Is the Most Important Aspect of Green Building

Posted on January 12, 2009 by Martin Holladay

Articles on green construction, including those published on the Green Building Advisor website, contain information on a wide range of topics, including material choices, indoor air quality, landscaping, and the VOCVolatile organic compound. An organic compound that evaporates readily into the atmosphere; as defined by the U.S. Environmental Protection Agency, VOCs are organic compounds that volatize and then become involved in photochemical smog production. content of paint. This wide array of information can convey a false impression — namely, that the covered topics are equally important.

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