3717-1-05.1(J) / Backflow prevention device - when required.
Critical Observed no approved backflow prevention device on the plumbing system connected to the Bunn drinking equipment at the time of inspection.
To prevent contamination, a plumbing system shall be installed to preclude backflow of a solid, liquid, or gas contaminant into the water supply system at each point of use at the FSO or RFE, including on a hose bibb if a hose is attached or on a hose bibb if a hose is not attached and backflow prevention is required by the Ohio building code, by: (1) Providing an air gap as specified under paragraph (D) of this rule; or (2) Installing an approved backflow prevention device as specified under paragraph (E) of this rule. Provide a backflow prevention device for the bunn equipment.