Watts Water Pressure Reducing Valve, High Capacity Valve Type, Lead Free Brass, 3/4 in Pipe Size - 3/4 LF U5BZ3 Material-Metal which is 1 inch (25

which is 1 inch (25 millimeters) in diameter

9 L) at 30 PSI drop

the bar is designed for 1-1/2 inches of clearance space from the wall

Hydrant Key

The maximum weight limit for any other amount of clearance is 250 pounds

Watts Water Pressure Reducing Valve, High Capacity Valve Type, Lead Free Brass, 3/4 in Pipe Size - 3/4 LF U5BZ3 Material-Metal which is 1 inch (25Water Pressure Reducing Valve; Valve Type: High Capacity; Strainer: Yes; Material: Lead Free Brass; Pipe Size: 3 4 in; Preset Pressure Settings: 50 psi; Pressure Adjustment Range: 25 to 75 psi; Connection Type: FNPT Union x FNPT; Height: 6 7 8 in; Length: 6 1 4 in; Max. Temp.: 160 Degrees F; Max. Pressure: 300 psi; Standards: ANSI A112. 262, ASSE 1003, CSA B356, IAPMO, Southern Standard Plumbing Code