Henry Gifford is head of mechanical system design at Chris Benedict R.A., a New York City architecture firm that designs energy efficient buildings.
Q I live in a 1920s Wardman row house in Washington, D.C. The house has a cast-iron radiator heating system. I hired a local contractor to do some bathroom renovations. It was necessary to ... [continue reading]
Did you know that you use more energy going down an elevator than going up it? [continue reading]
- FIRST PAGE
- PREVIOUS PAGE