by T_Rich | Jul 31, 2026 | Uncategorized
Description:Multi-story wood-framed home in Panama, Central America (ASHRAE climate zone 1A — hot-humid, near-equatorial, minimal diurnal swing, high year-round outdoor absolute humidity). Looking for feedback on a diagnosis and remediation… Description:Multi-story...
by MALCOLM TAYLOR | Jul 31, 2026 | Uncategorized
On exterior walls our code requires that vapour-barriers “shall beinstalled sufficiently close to the warm side of the insulation to prevent condensation at design conditions”.A couple of related questions:- Does… On exterior walls our code requires that...
by Michael Ingui | Jul 31, 2026 | Uncategorized
Historic masonry buildings present unique challenges for high-performance retrofits. Here’s how one project balanced preservation, airtightness, moisture control, and thermal performance to achieve EnerPHit certification. Historic masonry buildings present...
by PeterDong | Jul 30, 2026 | Uncategorized
I am in Northern Virginia and recently completed an integrated attic-insulation and HVAC project on my townhouse. I would appreciate input from people with building-science and residential HVAC-design experience.The original… I am in Northern Virginia and recently...
by cdhennin | Jul 30, 2026 | Uncategorized
I am located in western New York State (Climate Zone 6).I am putting an addition onto an existing farmhouse and trying to use a wall section that is simple, easily… I am located in western New York State (Climate Zone 6).I am putting an addition onto an existing...
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