RESNET Releases Draft PDS-01 of BSR/RESNET/ICC 301-2019 Addendum C-202x, Duct Leakage to Outside Defaults, For Comment Deadline for Submitting Comments – November 1, 2021 RESNET Standards Development Committee 300 has authorized release of the first draft of BSR/RESNET/ICC 301-2019 Addendum C-202x, Default Values for Duct Leakage to Outside, for public comment. Draft PDS-01 of Addendum C modifies Standard ANSI/RESNET/ICC 301-2019 by adding default DLTO values for use in developing ratings when values are not determined by test. To review and comment on Draft PDS-01, follow the link: Draft PDS-01 BSR/RESNET/ICC 301-2019 Addendum C-202x. The changes to ANSI/RESNET/ICC 301-2019 proposed by Draft PDS-01 are shown by strike-through and underline text in red print. Only the strike-through/underline text in red print is open for comment. The 45 day public comment period begins September 17, 2021, and ends November 1, 2021.