ASSE Standard #1022-2017
Performance Requirements for Backflow Preventer for Beverage Dispensing Equipment
Backflow preventers for beverage dispensing equipment are engineered for installation in carbonated post-mix dispensing systems. ASSE 1022 covers backflow prevention devices designed to protect the potable water supply that serves beverage dispensing equipment, and is intended for devices used under continuous or intermittent pressure conditions.
A downloadable version of this standard is also available.