Government / USACE Audits

US Army Corps of Engineers Air Leakage Requirements

  • 30 percent energy savings over a baseline built to the minimum requirements of the ASHRAE Standard 90.1-2004 for new buildings to be constructed under the Military Transformation Program.
  • All new buildings and buildings undergoing major renovation shall pass an air leakage test, the results of which must be less than or equal to 0.25 CFM/sq ft of exterior envelope at 0.3 in. of water gage (75 Pa) pressure difference.
  • Additional information is required in the diagnostic evaluation in accordance with ASTM E1186.

Blower Door Test

  • A series of 12 test pressure points that are averaged to produce one value.
  • Requires Pressurization and depressurization.