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Other stories by Richard Karg

  • Q&A: Oversized Heating Systems

    Q: Puzzled by conflicting energy advice? We asked our panel experts to help out by summarizing the latest thinking on a number of thorny issues.

  • The Swedish Solution

    Housing consultant Richard Karg takes a close look at the latest in ventilation technology: the Swedish exhaust-air heat pump. How does this system work, what are the pros and cons, and how much will it cost?