Preliminary Draft Standard: PDS-01 Comment on this draft Standard View comments on this draft Standard RESNET will accept public comments on Preliminary Draft Standard BSR/RESNET 380-20xx PDS-1, Standard for Testing Air Leakage of Building Enclosures, Air Leakage of Heating and Cooling Air Distribution Systems, and Airflow of Mechanical Ventilation Systems. Comments will be accepted on the entire proposed new standard. The public comment period will be open for 45 days from publishing of the notice in ANSI Standards Action, and close April 28, 2014.