Viddler

Steve Easley explains the mechanisms of heat flow, and explores the moisture movement and cumulative effects on building cavities arising from heat flow. This segment graphically explains how homes react to humidity levels, positive and negative...

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Steve Easley explains the mechanisms of heat flow, and explores the moisture movement and cumulative effects on building cavities arising from heat flow. This segment graphically explains how homes react to humidity levels, positive and negative pressures, air infiltration/exfiltration and combustion appliance back drafting. The performance of water, air and vapor barriers are also explained.

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