Even the greenest of architects and builders seldom give much consideration to wiring in buildings. Sure, we’d like to use products with minimal environmental and health impacts, but how significant can wiring be? We don’t really install that much wiring, relative to other materials. And there isn’t much choice anyway, is there? Don’t fire codes pretty much dictate what we have to use? Before we started investigating this topic, our primary concern was a vague one concerning the polyvinyl chloride (PVC) sheathing used on many wires. A presentation at the Pittsburgh Greenbuild conference by researcher Gail Vittori of the Center for Maximum Potential Building Systems opened our eyes to a number of additional issues with wiring.
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