Approved devices or assemblies to protect against backflow and back-siphonage must be installed at any plumbing fixture or equipment where backflow or back-siphonage may occur and where a minimum air gap cannot be provided between the water outlet to the fixture or equipment and its flood level rim.
15 SR 76; 19 SR 590; L 2007 c 140 art 4 s 61; art 6 s 15; art 13 s 4
May 14, 2012
Official Publication of the State of Minnesota
Revisor of Statutes