ASSE Standard #1004-2017
Performance Requirements for Backflow Prevention Requirements for Commercial Dishwashing Machines

ANSI Approved - 2017

Applies to backflow prevention devices used on potable water supplies connected to commercial dishwashing machines. The backflow prevention devices used in these applications include atmospheric type vacuum breakers complying with ASSE 1001, hose connection vacuum breakers complying with ASSE 1011, pressure vacuum breakers complying with ASSE 1020, hose connection backflow preventers complying with ASSE 1052, spill-resistant vacuum breakers complying with ASSE 1056, and air gaps.

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