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Total Chlorine Checker HCProduct Highlights Use our simple handheld colorimeter to get higher accuracy water testing results. Forget about the struggle of matching your sample to a color chart, our total chlorine colorimeter eliminates the struggle and provides you a digital total chlorine result directly. Our ammonia colorimeter brings you more precise technology than your typical chemical test kit giving you accurate and consistent results. Easily carry our handheld

Timers are essential for all aquaponic

8°F TO 122°F)

• Completely Submersible

The HANNA HI 701 Checker®HC is accurate and affordable

the Venturi circulation pump is turned on and you’ll see a spike in the amount of oxygen being added to the water

including using thermal mass and how to store heat underground

Active Eye 30x Eye Loupe:

the thermostat turns off the DC circulation pump

Two bell siphons

and gives growers a cost-effective system

This eliminates: The cost of the timer

More aeration -If you are diverting part of your water stream back into your fish tank for aeration