(A) All connections for fire protection systems connected with the public water system, two inches and smaller, shall be protected with an approved double check valve assembly as a minimum requirement. All fire systems using toxic additives or booster pumps shall be protected by an approved reduced pressure principle assembly at the main service connection.
(B) All connections for fire protection systems connected with the public water system greater than two inches shall be protected with an approved double check detector assembly as a minimum requirement. All fire protection systems using toxic or hazardous additives or booster pumps shall be protected by an approved reduced pressure principle detector assembly at the main service connection.
(C) All existing backflow prevention assemblies two and one-half inches and larger installed on fire protection systems (that were initially approved by the town's Public Utilities Department) shall be allowed to remain on the premises, as long as they are being properly maintained, tested and repaired as required by this chapter. If, however, the existing assembly must be replaced (once it can no longer be repaired) or in the event of proven water theft through an unmetered source, the consumer shall be required to install an approved double check detector assembly or reduced pressure principle detector assembly as required by this provision.
(Ord. passed 6-21-2011)