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Indoor air quality (IAQ) was not priority No. 1 for Virginia Ranch Development project manager Davis Johnson as he oversaw construction of an 800-home community in Gardnerville, Nev., near Carson City. It seldom is. Like just about everybody else in the business right now, Johnson's biggest concern...
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By now familiar to most builders, SIPs are made from expanded polystyrene (EPS) or polyisocyanurate rigid foam insulation sandwiched between two structural sheets of oriented strand board. About 12,000 homes were built with SIPs in 2002, according to the Gig Harbor, Wash.-based Structural Insulated...
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Paul and Peggy Dunckers' residence in Wilson, Wyo., is the kind of house you might expect a pair of architects to design for themselves: hip, budget-minded, energy efficient. The 1,900-square-foot farmhouse has exposed, split-faced concrete blocks, radiant heated concrete floors, geothermal heat...