Regular walls just won't cut it anymore. Higher-achieving energy codes mean higher-performance walls, airtightness targets, and home energy rating system (HERS) scores. Here are six improvement targets to shoot for.

Straight from the horse's — er, umm, well ...

Bring scale and proportion to a room without using armloads of trim stock.

Demographics and engagement analytics

Mechanical ventilation provides a critical component in the health of the home.