The Air Conditioning Contractors of America Educational Institute (ACCA-EI) Standards Task Team (STT) announces an American National Standards Institute (ANSI) public review period for proposed revisions to ANSI/ACCA 1 Manual D – 2016, Residential Duct Systems. The 45-day public review period starts on February 23 with a comment period deadline of April 8.
The proposed revisions are to the four “Normative Sections” of Manual D™ which contain the minimum requirements for conducting a residential duct system design. Revisions include: