Crowds of people were milling around the cavernous exhibition hall, eating sandwiches and peering at displays of water-saving toilets, recyclable carpets, soybean-based insulation, low-energy lighting, and counters made of reused concrete.

NEWYORKER: Greening the Ghetto

Standard green features in each home include LED lighting, recycled glass countertops, a high-efficiency water heater, water-conserving fixtures including dual-flush toilets, FSC-certified bamboo flooring, EnergyStar appliances, zero-VOC paints, finishes, and adhesives, a whole-house ventilation system, low-E windows, high levels of insulation, a fully recyclable, heat-deflecting cool roof, exterior wood siding and decking made from FSC-certified cedar, and much more.

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The 12, 700-square-foot Energy Star-certified house was crafted from low-toxic materials, withstood air tightness tests on the insulation, and has a water furnace geothermal system that provides hot water, radiant floor heat and air conditioning.

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The company has warned that low levels of housebuilding and delays to the government's Green Deal have reduced demand for insulation.

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