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The Greensburg, KS house is a 1,350 square foot, one-and-a-half story single-family detached house with three bedrooms, two baths, and an 816 square foot basement located in Greensburg, KS (Mixed-… Read More

The Cleveland, OH house is an 1,800 square foot, two-story single-family house with three bedrooms, two-and-a-half baths, a loft and a 1,056 square foot basement located in Cleveland, OH (Cold… Read More

The Carbondale, CO house is an 1,190 square foot, one-and-a-half story single-family house with three bedrooms, two baths, and a 330 square foot crawlspace located in Carbondale, CO (Cold Climate).… Read More

Unvented roof assemblies can bring attic mechanical systems into conditioned space, negating ductwork losses. However, in previous work, unvented roofs with air-permeable (fibrous) insulation,… Read More

A circa 1917 construction mass masonry building located on a Boston-area university campus was retrofitted with interior polyurethane spray foam insulation. Sensors were installed in the… Read More

There is a large existing stock of uninsulated mass masonry buildings: their uninsulated walls result in poor energy performance, which is commonly addressed with the retrofit of interior insulation… Read More

This paper is from the proceedings of the Thermal Performance of the Exterior Envelopes of Whole Buildings XI International Conference, December 5-9, 2010 in Clearwater, Florida. This paper… 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

This is all about the current ongoing disasters in Great Britain, New Zealand and Australia that are due to bad insulation and mechanical system retrofits and bad new construction….they are repeating… Read More

OK, we all know this…but for the record…a heat pump water heater (HPWH) uses electricity to transfer heat from the surrounding air to heat the water rather than using electricity to heat the water… Read More