Backflow Preventer, Accessory Type Backflow Preventer, Color Yellow, Compatible Mfr Part Number G5020, G5022, G5025, G5026, G5046, Compatible with Series Guardian, Depth 2 1/2 in, Height 1 1/4 in, Width 1 1/4 in, For Use With Drench Hoses, Material Brass, Standards ASSE 1024, CSA B 64.6. This item has been restricted from sale in the following state (s): []