Truflo® ‘Pump Grump’ Plastic Pressure Gauge & Isolator Dampener

Truflo® ‘Pump Grump’ Plastic Pressure Gauge & Isolator Dampener

Pulse and Surge Suppressor Perfect for Metering Pumps


  • All Plastic Plastic (Gauge + Isolator) Filled

  • Heavy Duty Design; Simple to Install

  • Completely Corrosion Resistant

  • Red Markers Designed to Indicate Optimum Operating Range

  • Extra Large Colored Display

  • Reduces Pressure Surges caused by Water Hammer or Metering Pump Pulsations

  • Highest Accuracy “In the” Industry 1.5%

  • Factory Prefilled-Glycerin or Silicone

  • No Filling Required

  • One-Piece Molded Design (No Assembly)

  • Suitable for Corrosive Media + Slurries


Dial diameter Large 2-1/2" (Big Numbers-Clear Markers)
Mounting Direct Mount, Bottom Connection FNPT 1/2"
Housing One Piece Molded Design Polypro
(No Assembly or Filling Required)
Lens Options: Tough Impact glass
Dial Red/Black Scale White Background, dial arc 270º
Measuring Principle Bourdon Tube-SS316 (Non Wetted)
Diaphragm (wetted part) - FPM (Standard)
Movement SS316 (Non Wetted)
Gauge Two (2) Red Adjustable Plastic Markers-Pressure Range Pointers fitted on the Bezel
Connection Female thread 1/2" NPT
Filling Options: Glycerin or Silicon Filled
Accuracy +/-1.5% F.S.
Operating temperature Max. Working Temp. +80ºC
Pressure Range Standard range 0-30 / 0-60 / 0-160 PSI (Second Scale: Bar) Other units available, e.g., bar, MPa, etc.


Pump Grump Data Sheet

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Metex Corporation Limited has been providing superior products and services to the process control, chemical treatment, waste water, industrial and manufacturing industries for over 25 years. It is our goal to continually provide our customers with the best possible equipment, technology, and service.


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