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This report provides transfer grille sizing information excerpted from “BA-0006: Discussion of the Use of Transfer Grilles to Facilitate Air Flow in Central Return Systems.” The goal is to prevent… Read More

Most of us are not aware of just how differently these two barriers work in building assemblies. This article makes the differences as clear as the polyethylene film that should (or more likely… Read More

Masonry walls are generally highly durable. However, when masonry walls are too wet during freezing spells, freeze-thaw damage can occur. This issue has particular relevance for energy efficiency… Read More

Thermal Metric Test Wall Construction and Installation The Thermal Metric (TM) research project uses a novel hot box apparatus to investigate multiple factors that contribute to thermal performance… Read More

This report provides a summary of the Thermal Metric Project and results of Reference Wall testing. The Thermal Metric Project is a multi-year collaborative research project headed by Building… Read More

The Thermal Metric Hot Box Apparatus For the purposes of the Thermal Metric (TM) research project a novel double-guarded hot box apparatus was designed and constructed (Figure 1). The apparatus is… Read More

The Thermal Metric (TM) project was initiated in 2007 to support good design and construction practices by improving the way thermal performance is measured. Ultimately, the project goal is to… Read More

Vancouver Test Hut Phases I-III Wall Assemblies The Vancouver Test Hut is a 900 square foot field testing facility located in Coquitlam, BC, on the rooftop of the two story commercial office… Read More

Vancouver Test Hut Phase IV Wall Assemblies The Vancouver Test Hut is a 900 square foot field testing facility located in Coquitlam, BC, on the rooftop of the two story commercial office building… Read More

The Vancouver Test Hut Facility The Vancouver Test Hut is a 900 square foot field testing facility located in Coquitlam, BC, on the rooftop of the two story commercial office building occupied by… Read More