Oklahoma Administrative Code
Title 310 - Oklahoma State Department of Health
Chapter 257 - Food Establishments
Subchapter 9 - Water, Plumbing and Waste
Section 310:257-9-15 - Backflow prevention, air gap
Universal Citation: OK Admin Code 310:257-9-15
Current through Vol. 42, No. 1, September 16, 2024
An air gap between the water supply inlet and the flood level rim of the plumbing fixture, equipment, or nonfood equipment shall be at least twice the diameter of the water supply inlet and shall not be less than 25 mm (1 inch).
Added at 23 Ok Reg 2358, eff 6-25-06
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