Massachusetts Institute of Technology

Posted on
Passive Solar Stages a Comeback

Others say that solar is dead, but Harris Hyman is convinced it's on the rebound. Energy-efficient window glazings are mak- ing the difference, he says. Read more

Posted on
Focus on Energy: What to Look For in Energy-Efficient Windows

Energy-efficient windows. Read more

Posted on
The Case of the Disappearing R-Value

Manufacturers have long claimed that the higher R-value of urethane and polyisocyanurate more than compensates for their higher cost. But research now indicates that even the so-called "aged" R-value of these products is lower than previously believ Read more

JLC Field Guide
Close X