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Double Check Detector Assemblies
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Florida Building Code 6 Edition (2017) Plumbing
www.broward.orgbackflow prevention assemblies and air gaps to determine whether they are operable. 312.10.2 Testing. Reduced pressure principle, double check, pressure vacuum breaker, reduced pressure detector fire protection, double check detector fire protection, and spill-resistant vacuum breaker backflow preventer assem-
Underground Piping for Private Hydrants & Sprinkler Supply ...
ocfa.orggate valve, system control valve, double detector check (DDC) assembly, outside stem and yoke (OS&Y), etc.). C. PIVs, or other approved indicating valves, serving buildings 40 feet or more in height shall be located a minimum of 40 feet from the building. For buildings less than 40 feet