Tank Gauge

Size: 12" x 12"
Weight: 4 lbs.
Ships From: TX

Tank Gauge Logo | Prepper Water Storage

Monitoring your rainwater made easy! The Tank Gauge is a mechanical rainwater tank level indicator which ensures you are able to tell how much water is in your tank at a glance. This weight and pully system is reliable and easy to calibrate and install. 

Tank Gauge Benefits:

  • Quick and easy to install - simple DIY product
  • Seals directly to the tank
  • Suitable for all existing and new tanks
  • No batteries or wiring required
  • Easy to read dial face with 'empty and full' indicators
  • Low maintenance requirements
  • UV resistant
  • Suitable for all vented tanks up to 100" in height
  • Able to be securely installed on a wide variety of tanks shapes
  • Utilizes a reliable float system
  • Can be calibrated to almost any tank
  • Distilled water used in floats
  • Empty and full indicators allow for a more meaning full measurement than a numbered dial (due to rainwater tanks' widths and styles)

Installation Tools:
  • Hole Saw (1-1/4" to 1-1/2")
  • Philips Head Screwdriver

Installation Instructions:

Before installing your Tank Gauge it is important to calibrate it for use. This will allow you to set your own tanks Empty and Full positions and quickly see your tanks water level.



1.  Carefully remove the front clear face from the Tank Gauge to enable
access to the moveable Empty and Full indicators.
2.  Select an installation site on your tank for the Tank Gauge and mark
it. It is preferable that this is a flat area and that once installed, will
allow you to view the Tank Gauge face easily.
3.  Whilst maintaining the same height and keeping the weight outside of
the tank, extend the weight so it is level with the bottom of your tank.
Move the red Empty indicator to where the water level indicator is
4.  Lift the weight so it is level with the overflow on your tank and move
the green Full indicator to where the water level indicator is pointing.
5.  Tank Gauge is now calibrated. Replace the front clear face.



1.  Drill a 1.3″ hole into your tank at the previously marked installation
2.  Lower the weight through this hole and sit the Tank Gauge on your
3.  Using the supplied screws secure the Tank Gauge to your tank.
4.  Your Tank Gauge is now installed and ready for use.

This product is also known as: Tank Gauge, Tank Level Gauge, Poly Tank gauge, Plastic Tank Gauge, Tank Level Monitor, Poly Tank Level Gauge, Plastic Tank Level Gauge, Rain Harvesting Tank Gauge, Poly Rain Harvesting Tank Gauge, Rain Harvesting Tank Level Gauage
Tank Gauge by Rain Harvesting
  • Item #: TATG02
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Price $29.95
Sale Price $28.95
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