Ill. Admin. Code tit. 77 § 890.1720

Current through Register Vol. 48, No. 24, June 14, 2024

Section 890.1720 - Water Closets

a) All water closets shall either be of stainless steel (Type 304) construction, including framework, reinforcing and interior piping, or be vitreous china complying with ASME A112.19.2/CSA B45.1.

b) If stainless steel water closets are used, they shall comply with the following:

1) The bowl and flushing rim shall not be less than 14 gauge.

2) The water closet shall have a minimum of a 3-inch diameter, fully enclosed stainless steel P-trap and shall pass a 21/8-inch diameter ball.

3) All welds shall be ground smooth, and exterior surfaces polished.

4) Integral contoured seats that are self-draining and crevice freeshall be a part of the water closet.

c) All water closets shall have push button flush valves.

Ill. Admin. Code tit. 77, § 890.1720

Amended at 38 Ill. Reg. 9940, effective April 24, 2014