Illinois Administrative Code
Title 77 - PUBLIC HEALTH
Part 890 - ILLINOIS PLUMBING CODE
Subpart M - INSPECTIONS, TESTS, MAINTENANCE AND ADMINISTRATION
Appendix A - Plumbing Materials, Equipment, Use Restrictions and Applicable Standards
Table I - Allowed Distance from Fixture Trap to Vent

Universal Citation: 77 IL Admin Code § I
Current through Register Vol. 48, No. 52, December 27, 2024

Size of Fixture Drains (Inches)

Maximum Allowed Distance from Trap to Vent

11/4

2 ft. 6 in.

11/2

3 ft. 6 in.

2

4 ft. 0 in.

3

5 ft. 0 in.

4 and larger

6 ft. 0 in.

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