Section 410IAC7-24-334. Backsiphonage prevention; air gap

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(a) An air gap between the water supply inlet and the flood level rim of the plumbing fixture, equipment, or nonfood equipment shall be at least twice the diameter of the water supply inlet and may not be less than one (1) inch.

(b) For purposes of this section, a violation of subsection (a) is a critical item. (Indiana State Department of Health; 410 IAC 7-24-334; filed Oct 13, 2004, 12:30 p.m.: 28 IR 887; readopted filed Jul 15, 2010, 12:12 p.m.: 20100728-IR-410100261RFA; readopted filed Nov 10, 2016, 8:45 a.m.: 20161207-IR-410160371RFA)

                    
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