STEVE GREENBERG is a facilities energy management engineer at Lawrence Berkeley National Laboratory and a technical editor at Home Energy.
Use Foil in Walls?
Q. I’m desperate for some balanced information. I’m putting new cement-based clapboard siding on my house on top of a plywood shell. The siding contractor said that he typically wraps the ... [continue reading]
One or Two Tanks?
Q. Is it cheaper for a homeowner to run one 100-gallon gas hot water tank or two 50-gallon tanks? There are six heavy water users in our household. How ... [continue reading]
Naturally Circulating Hot Water System
Steve Greenberg is a facilities energy management engineer at Lawrence Berkeley National Laboratory and a technical editor at Home Energy. Q: I have been having a discussion with a fellow worker concerning our house heating ... [continue reading]
Converting From Steam To Hot Water
Q . Is it feasible to retrofit cast-iron single-pipe steam radiators to work on hot water from a new combined heating/domestic hot water (DHW) system? And if so, would it ever make sense ... [continue reading]
Does Floor Insulation Performance Meet Expectations?
If they are insulated at all, floors over crawlspaces or unconditioned spaces are insulated with fiberglass blankets or batts. [continue reading]
A Journey through the Gray Literature
The energy efficiency business suffers from a critical shortage of reliable, unbiased technical data on new products and techniques. [continue reading]
The Great Presidio Bomb Caper
Built in 1895 as a barracks, the building had been renovated several times over the century. Come 1994, it was serving as an office building. Deep in its cool basement sat a black briefcase, connected to power, with wires running to electrical panels and the boiler room. [continue reading]
New Technologies Showcased at E-Source Forum
In the Ritz-Carlton Hotel in Aspen, Colorado, about 250 members of the Boulder-based E-Source gathered for the ninth annual Members' Forum. [continue reading]
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