This 1950s Montreal house was retrofitted to become a super efficient passive house by adding a 16 inch thick layer of cellulose insulation to the exterior.
“The Eco-Sense House is alive! From dream (see episode 103*) to reality. Its curving cob walls embrace Ann and Gord Baird’s three-generation family. A living roof offers summer cooling and filters winter rains stored for garden water. The composting toilet provides rich soil for the veggie gardens, which supply much of the family’s food. This “net zero energy” house uses the sun for electricity, hot water, and warm floors. Tour this small-footprint house, designed as part of the ecosystem surrounding it. Episode 230.”