These are designed to indicate the presence or clarity of liquid in a piping system. The recommended use is with ultrapure liquids or chemicals compatible with acrylic. O-ring seals are used on indicators allowing them to seal at extremely low pressures as well as high pressures. Flow indicators are full ported, eliminating any possible flow resistance.
As per manufacture standard.
½” (20 mm) to 12 “(315 mm)
HDPE, PVDF, PP, CPVC and PTFE Lined