Ill. Admin. Code tit. 77 § 890.1410

Current through Register Vol. 48, No. 38, September 20, 2024
Section 890.1410 - Materials
a) All piping and fittings used in the vent system shall conform to requirements of Appendix A, Table A, "Approved Building Drainage/Vent Pipe" and "Approved Standards for Fittings".
b) A system carrying corrosive waste shall be of approved materials as in Appendix A, Table A, "Approved Building Drainage/Vent Pipe". Vent piping shall be of the same material as the waste piping. (See Section 890.1310(b).)

Ill. Admin. Code tit. 77, § 890.1410