Use in 24 VAC systems to help prevent irrigation water contaminants from entering the drinking water supply * Installed height should not be less than 6 in. above the highest downstream outlet Self-aligning bonnet ensures correct installation * 5 - 25 GPM flow rate Precise flow control adjustment reduces misting and fogging at the sprinkler to save water * Stainless-steel metering pin 3/4 in. FNPT inlet and outlet Captive solenoid plunger to help prevent lost parts during maintenance Pressure-activated double-beaded diaphragm to strengthen the seal between the body and bonnet * External bleed to flush out dirt from the supply and lateral lines during new installations or repairs 4-1/4 in. Footprint Size (Center to center of inlet/outlet) MFG Model # : 54000 MFG Part # : 54000