HANNA Handheld Colorimeter Iodine Checker HC-HI718Hanner Iodine Checker HC HI718 Gain confidence in your water testing results with our simple handheld colorimeter. Trust your readings now, our iodine colorimeter brings you more accurate technology than your average chemical test kit. Eliminate the struggle of determining colors visually, with our handheld colorimeter gives you digital iodine results directly.

the body is covered with alternating vertical stripes of black

the FMM can be used for leak detection

Manually Skimmer cup cleaning system

solenoid valve has push-fit tubing input and outputs designed for standard 1/4″ tubing

Biologically balanced levels of foundation elements

Ideal for Mixed Reefs & SPS Frag tanks

fully dissolved magnesium and does so without adding any ammonia

Even easier to use is the liquid product Tropic Marin® Liquid Buffer for regulating the pH value and the buffering capacity in the aquarium

The REEFER™ series combines a contemporary

low-battery indicator

CR2032 battery (1)

Know what is going on with your pump at all times