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A range of house and mechanical system types were evaluated, including standard building enclosures and cooling systems and high-performance building envelopes with enhanced cooling or supplemental … Read More

This paper examines methods of using hygrothermal models, primarily WUFI, to assess the impact of energy efficient enclosure upgrades on the durability of historical buildings. Means of producing and… Read More

Providing rigid insulating sheathing to the exterior of a wall assembly is a technique that has been used in cold climates for more than 40 years. Recently it has begun to be integrated into… Read More

Below grade water management is necessary for all below grade spaces.  Yes, we were here before (BSI-125: Concrete Basement Foundations – July, 2021), but we covered only two approaches – the most… Read More

So here we are…ready for the “big show”…but not quite at the big show.  Think of it this way…to get to zero energy conservation takes us most of the way…and the last bit is the renewables piece.  We… Read More

Water is weird…and I point this out in an admiring manner…  Water by itself is weird…it is a “polar molecule”…think “tiny magnets”….but when it changes phase from a liquid to a solid or from a liquid… Read More

Snap, Crackle and Pop are beloved gnome characters…cartoon mascots of Rice Krispies breakfast cereal produced by a small company you might have heard of…Kellogg’s1.  Rice Krispies are one of the best… Read More

Where foundation insulation is on the exterior of foundations and touches the ground it needs to be protected.   Yes, this should be obvious, but it is often overlooked.  One of the most overlooked… Read More