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RPLF4A Series <br />O"Valves Reduced Pressure Principle Backflow Preventer <br />ASUBMITTAL SHEET LEAD FREE <br />FLOW CURVES <br />Pressure loss versus flow data as determined by independent approval agencies. <br />RPLF4A METER RATED FLOW <br />22 <br />21 <br />20 <br />19 <br />is <br />17 <br />16 <br />15 <br />13 <br />io <br />7 <br />11 <br />RPLF4A <br />200 300 400 <br />Flawrat. (gpm) <br />—G. —8. <br />500 GOO 700 <br />METER RATED FLOW <br />200 400 600 goo WOO 1200 1400 1600 i NO 20W 2200 240) <br />Flowrat. (gpm) <br />RPLF4A Iff 12 METER RATED FLOW <br />inLEK)11'vIted <br />Ap <br />pir).g �systoiryir,,n <br />a <br />