Don’t let its traditional silhouette fool you: this home features a grid-tied solar photovoltaic array just south of the property, which supplies the family’s annual average powers usage. Large steel beams and columns flank the patio, framing views of the landscape.  A Family Salvages an 1880s Barn to Create Their Nearly-Net Zero Escape by Caroline Wallis from House of the Week: An Eco-Friendly Family Retreat Built with Reclaimed Materials