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Heat Recovery Ventilation Passive solar; open plan; efficient use of space; "Gortex" walls with damp-spray cellulose insulation; high-efficiency condensing boiler; Rumford fireplace with steel heat-radiating door; HRV; natural landscaping. Highest Energy Star rating with blower-door test results: 980 CFM; 3.96 ACH. Constructed in 1996 using the best green building knowledge available this house is an example of a "vintage green home" that continues to deliver high efficiency and environmental benefits.

Efficiency or Sustainability Improvements:

Loose Fill Cellulose Alt Fuel Vehicle, Daylighting, Deep energy retrofit, Energy Star Appliances, Energy Star rated, Heat recovery ventilation, Local Materials, Non-Toxic Products, Passive solar, Radiant floor heating. Low-impact construction on a wooded site. Challenge of achieving solar gain while building on east-west slope. Maximum use of space - small is better.

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