Duct Leakage Basics

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Studies indicate that duct leakage can account for as much as 25% of total house energy loss, and in many cases has a greater impact on energy use than air infiltration through the building shell….

Best Update for DG-1000!

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We are continually improving the DG-1000 Pressure and Flow Gauge.  Our latest update is 1.4 which provides a number of improvements and enhancements.  But our biggest update was 1.3.  Below is information about that update….