Builders and trades

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 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.

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 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.

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