Passive House and PHIUS: Comfort, Airtightness, and Radical Efficiency
Passive House relies on superinsulation, exceptional airtightness, minimized thermal bridges, high-performance windows, and heat-recovery ventilation. Together, these strategies cut energy use sharply while delivering even temperatures, filtered air, and a calm hush that many families instantly appreciate.
Passive House and PHIUS: Comfort, Airtightness, and Radical Efficiency
Deep energy retrofits can reach PHIUS targets in existing homes. Phased upgrades—window replacements, exterior insulation, and air sealing—let you progress responsibly, spreading costs and disruptions while capturing comfort gains and utility reductions after each stage is completed.