Builders and trades

More Optimization

October 18, 2026|

Components and materials for operational and embodied carbon: biogenic, foam-free Passive House prefab built with design for manufacture and assembly (DfMA), and a comparison of embodied and operational carbon in large Passive House buildings.

Journey of Improvement

October 18, 2026|

Affordable housing and Passive House delivery: 97-10 Sutphin Boulevard, 173 permanently affordable homes in Queens with a health center, and practical strategies to keep Passive House as the goal from kickoff through closeout.

Pride of Place

October 18, 2026|

Two single-family projects shaped by place: retrofitting an old home on a Greek island with no local Passive House expertise or materials, with the resulting data, and a high-end Connecticut home that makes Passive House performance the expectation.

Middle Matters

October 18, 2026|

Passive House for the missing middle: pHdesign's architect-led development of a PHI Low Energy Building home near Ellenville, New York, and why architect-developers in Washington and British Columbia are turning to prefab panels for small multifamily housing.

Rainscreen Sub-Framing Systems: Essential to Envelope Success

October 17, 2026|

Ventilated rainscreen walls improve moisture management, thermal performance, and durability. Kica Loliyong of exo-Surfaces on the design and specification of rainscreen sub-framing: principles, materials, thermal bridging, moisture, and structure, comparing steel, aluminum, stainless steel, and FRP systems across wall assemblies.

Passive House Windows

October 17, 2026|

An in-depth look at Passive House windows: why they drive building performance, what drives window performance, and how to calculate and install them so the design is optimized and the result is predictable. From history and certification to comfort, detailing, performance criteria, and case studies.

Lessons Learned

October 17, 2026|

From Massachusetts and the UK, from the C-suite to the trades: how construction-phase quality unlocks the full value of Passive House in large and complex buildings, and what more than 40 Passive House professionals learned as Massachusetts moved to require certification.

Passive House Building Blocks: Tricky Transitions

October 17, 2026|

Ben Olender of 475 High Performance Building Supply on the junctions where Passive House enclosures get hard: keeping airtightness across transitions, balancing moisture safety with drying potential, and weighing performance against constructability, in new builds and retrofits.

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