Challenging Aotearoa NZ to create a building system that delivers better outcomes for all

A critical aspect of a house's energy use and sustainability is the overall design of a building - its orientation on site, careful sizing and location of windows, specification of above-minimum insulation and making the best use of sun and wind for heating, cooling and ventilation.

This guide explains the technical background to good passive design, the choices and compromises that need to be made and Building Code and standards requirements that must be met.