Ill. Admin. Code tit. 41 § 160.170
Current through Register Vol. 49, No. 2, January 10, 2025
After installation, piping shall be tested at a pressure fifty per cent in excess of the working pressure for thirty minutes and must be proven leak proof.
Ill. Admin. Code tit. 41, § 160.170
Amended at 9 Ill. Reg. 10012, effective October 1, 1985