A new PHIUS-certified design in Toronto from Poiesis Architecture, the citys first, has been completed. The West Don Ravine Passive House promotes sustainable living in the space of one healthy and "future-proof" design.The noteworthy project is also special toPoiesis co-founder Gregory Rubin as the new personal residence of his parents who were looking to downsize in retirement.Photo credit: Doublespace PhotographyWhile prioritizing climate resiliency and its sites relationship to the ravine below, the modern bungalow design, a replacement for a three-story structure, is organized into two levels: a south-facing street-level entry, and a north-facing lower ravine-level walkout. The drive to achieve Passive House certification was introduced later once the firm realized its feasibility.Photo credit: Doublespace PhotographyLiving spaces are arranged to sit below an upper-level garage and "treehouse-like" primary bedroom, bifurcated by a mezzanine level that provides a transit...