Discover the PVC/PTFE Orifice Plate Flowmeters, designed for gases and liquids. Available in sizes from 1/2" to 24", they ensure reliable flow measurement with easy installation. PVC orifice plate flowmeter, 8" line size, 5.600" bore, 0.7 Beta, water capacity: 320" d.p. W/C, 2195.86 GPM flow; air capacity: 5532.00 SCFM @ 14.7 psia, 9525.43 SCFM @ 20 psig, 18290.00 SCFM @ 100 psig; 5 lb.