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Virginia Administrative Code
Title 12. Health
Agency 5. Department of Health
Chapter 421. Food Regulations
7/1/2022

12VAC5-421-2270. Backflow prevention device, carbonator.

A. If not provided with an air gap as specified under 12VAC5-421-2200, a dual check valve with an intermediate vent preceded by a screen of not less than 100 mesh to 1 inch (100 mesh to 25.4mm) shall be installed upstream from a carbonating device and downstream from any copper in the water supply line.P

B. A dual check valve attached to the carbonator need not be of the vented type if an air gap or vented backflow prevention device has been otherwise provided as specified under subsection A of this section.

Statutory Authority

§§ 35.1-11 and 35.1-14 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 24, Issue 2, eff. October 16, 2007; amended, Virginia Register Volume 32, Issue 22, eff. July 12, 2016; Volume 37, Issue 18, eff. June 10, 2021.

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