The PPSC and ASSE have approved revisions to the 1001 Product Performance Standard for Atmospheric Type Vacuum Breakers.

The Produce Performance Standards Committee and the Board of Directors of the American Society of Sanitary Engineering have approved revisions to the 1001 Product Performance Standard for Atmospheric Type Vacuum Breakers. The 1001 Standard applies to devices classified as atmospheric type vacuum breakers that are single pipe-applied. The new edition is available for purchase through ASSE at www.asse-plumbing.org.