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ChemTite® Ethylene™ Pure-Vu™ Sight Flow Indicator

The ChemTite® Ethylene™ Pure-Vu™ Sight Flow Indicator is made of all-stainless steel polished construction which is close tolerance sealed to prevent contamination using FDA compliant materials. The Pure-Vu™ provides a sterile, clear borosilicate glass tube 360° view with an easy to see sight area, with greater view than Bull’s Eye type sight glass.

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Product Features & Benefits

  • ULTIMATE DESIGN FOR SAFETY IN PROCESS: A unique seal design offers optimal performance in a sanitary process environment.
  • FDA COMPLIANT: An all-stainless steel polished construction is close tolerance sealed to prevent contamination using FDAcompliant materials
  • POLYCARBONATE COVER SHIELD: A polycarbonate cover shield over the glass prevents mechanical damage and in the event of pressure upset, will prevent a spray out.
  • 100% TESTED: Each unit is hydrotested and helium bubble checked prior to shipment.
  • DESIGNED FOR HIGH PURITY PIPE SYSTEMS: intended to mount in-line for high purity pipe systems with tri-clamp connections in sizes 1”-4” diameter. 
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Technical Details

  • PRESSURE: Rated for 150 psi/ Full vacuum from -20°F to 350°F
  • SIZES: 1”- 4” diameter
  • 4 TIE RODS: tightened only to proper torque necessary to seal the unit. Components can be replaced in the field.
  • SIGHTGLASS: can be CIP, sterilized or autoclaved


  • Pharmaceutical Industry
  • Food Industry
  • Other sterile process industries that require sanitary cleanliness
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