This Caleffi backflow preventer protects potable water systems from contamination using a reduced-pressure assembly. With three-quarter-inch NPT connections and an ASSE 1013 rating, it delivers high safety performance for residential and commercial systems.

Weight	7.72 lb
Height	4.00 in.
Length	10.50 in.
Sub Type	RPZ Assemblies
Type	Reduced Pressure Zone (RPZ) Assemblies
Width	13.25 in.
Inventory Number	CALE574050A
MPN	574050A