Questioning Worst-Case Combustion-Safety Testing

What new health-and-safety mandate will the home-energy community embrace next? We have worst-case combustion testing, the new lead regulations, the ASHRAE 62.2 ventilation standard, and new asbestos policies. Given the distraction from the energy-conservation mission...

Solar Energy After Your Building is Efficient

Solar energy is the next best building-energy solution after energy conservation. Wind and photovoltaic electricity are competitive with coal-fired electricity and less expensive than nuclear electricity. However solar energy isn’t as powerful, or reliable, as...

Superinsulation Retrofit: What’s it Going to Cost?

I’ve done three superinsulation retrofits. The cost range is somewhere in the range of $35 to $70 per square foot of conditioned floor space. The best opportunity for a superinsulation retrofit is when you’re remodeling or renovating a home.    ...

Prepare Our Girls for Technological Careers

I attended a great seminar in July on motor controls attended by 20 men and two women. This 10 to 1 ratio is common in technical professions, such as engineers, industrial technicians, energy auditors, and building operators. These professions suffer from the lack of...