Expansive north-facing glazing and solar panels on the roof make the best possible use of solar energy in this passive house design by owner Philip Ivanier and architect Darren Jessop. In winter and summer alike, doors and windows are usually kept cl

Expansive north-facing glazing and solar panels on the roof make the best possible use of solar energy in this passive house design by owner Philip Ivanier and architect Darren Jessop. In winter and summer alike, doors and windows are usually kept closed to preserve the indoor temperature.