ActiveAqua Floating Thermometer (24/cs) (eco-2219) ActiveAqua Floating Thermometer The ActiveAqua Floating Temperature Gauge - delivers easy and accurate readings of your water temperature. The gauge floats and has a pressure sensitive backing for easy mounting. It features readings in both Celsius and Fahrenheit as well as clear markings that delineate ideal nutrient temperature. Manufacturer's Product Information MSRP $ 2.09 Hydrofarm activeaqua floating thermometer (24/cs) eco-2219
