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, 10" line size, 7.000" bore, 0.7 Beta, air capacity: 8626.42 SCFM @ 14.7 psia, 14846.80 SCFM @ 20 psig, 28506.17 SCFM @ 100 psig; 6 lb.