NANPU Polycarbonate Bowl with Semi-Auto Drain Replacement Kit for AF AW AW-D AC ARF DFR NW NW-D NC NC-D Series Filter/Regulator (1/2" NPT): Amazon.com: Industrial & Scientific
ISOPORE polycarbonate 0.2 um filter 25 mm diameter Millipore
Filter, Polycarbonate, 0.45um, 47mm, White, 100/pk, Maine Ma
Whatman Nuclepore Track-Etched Membranes size 25 mm, pore size 0.2 um, polycarbonate, black, pkg of 100 polycarbonate membrane
EXELAIR 3/8 in. NPT Polycarbonate FRL Air Filter EX45F40A-03P - The Home Depot
Micro Filter Polycarbonate Bowl 1/2 In NPT 100 SCFM Max
47MM PCTE Filter 0.4µm 100/pk | Zefon International