passive house primer

a voluntary set of building standards that aim to create houses and other structures that are comfortable and healthy yet consume very little energy. This is achieved via five principles: continuous insulation, airtight construction, optimized windows, balanced ventilation, and minimal mechanical. In this country, the Passive House Alliance helps teach, certify, and spread the word: its goal is to “make passive building mainstream.”

https://www.remodelista.com/posts/what-is-a-passive-house/