Section 680IAC2-9-6. Blow-off piping; dimensions; material standards

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(a) Each miniature boiler shall be provided with a blow-off connection, not less than one-half (½) inch pipe size, in direct connection with the lowest water space.

(b) Blow-off piping shall not be galvanized and shall be provided with a valve or cock. (Boiler and Pressure Vessel Rules Board; 680 IAC 2-9-6; filed Jan 5, 1996, 10:15 a.m.: 19 IR 1132; readopted filed Jul 9, 2001, 1:33 p.m.: 24 IR 3822; readopted filed Sep 21, 2007, 9:16 a.m.: 20071010-IR-680070389RFA; readopted filed Oct 19, 2007, 1:08 p.m.: 20071114-IR-680070389RFA; readopted filed Sep 5, 2013, 10:09 a.m.: 20131009-IR-680130182RFA)

                    
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