Net-Zero Energy homes are energy efficient residences that generate as much energy as they consume on an annual basis. Mattamy’s 1658 square foot home features advanced insulation (the Owens Corning™ CodeBord® Air Barrier System); Plygem triple-pane windows; Mitsubishi Cold Climate Air Source Heat Pump; Rheem High Efficiency Domestic Hot Water Heater, Eyedro real-time energy monitoring system; and 40 SolarMax photovoltaic panels.