Hallway and Concrete Floor To create a low-energy house, several passive environmental strategies have been incorporated into the home, including a heated floor system and exterior automated wood blinds. "Natural air ventilation in every room and cross-ventilation between opposite facades keeps the need for air conditioning to a minimum,  Photo 9 of 12 in An Energy-Efficient Glass House in East Hampton Shifts With the Seasons

An Energy-Efficient Glass House in East Hampton Shifts With the Seasons

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To create a low-energy house, several passive environmental strategies have been incorporated into the home, including a heated floor system and exterior automated wood blinds. "Natural air ventilation in every room and cross-ventilation between opposite facades keeps the need for air conditioning to a minimum," explains the architect.