ASHRAE STD 62.2
Ventilation and Acceptable Indoor Air Quality in Residential Buildings
|Publication Date:||22 June 2019|
Addendum t removes the potential for people to claim they would have installed a balanced system to avoid installing an unbalanced system. It also aligns the maximum airflow requirement that precludes the need to install a fan between new and existing homes.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for additions) and (for deletions) unless the instructions specifically mention some other means of indicating the changes.