Exterior, House Building Type, and Wood Siding Material “For the structure, Mapos devised a hybrid system of concrete, steel, and Structural Insulated Panels (SIPs),” co-principal Caleb Mulvena says. “Each was strategically utilized to create a lightweight, rigid, and highly energy-efficient shell.” Fiber cement-board cladding and a steel standing-seam roof act as the structure’s envelope.  Photo 1 of 8 in Hudson Valley Dream Retreat by Kelly Dawson

Hudson Valley Dream Retreat

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“For the structure, Mapos devised a hybrid system of concrete, steel, and Structural Insulated Panels (SIPs),” co-principal Caleb Mulvena says. “Each was strategically utilized to create a lightweight, rigid, and highly energy-efficient shell.” Fiber cement-board cladding and a steel standing-seam roof act as the structure’s envelope.