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Tropic Marin Presents T.Marin Precision Thermometer for Inside Glass. Designed to Float Vertically in the Water, this Thermometer is Handmade and Accurate to 0.1 C/0.2 F. [34792]
Tropic Marin Presents T.Marin Precision Hydrometer 11.5'. The Most Precise Instrument for Measuring Either the Density or the Specific Gravity. Handmade. Measuring Range from 1.018 Until 1.028. ... Read More
![Tropic Marin Presents T.Marin Precision Thermometer for Inside Glass. Designed to Float Vertically in the Water, this Thermometer is Handmade and Accurate to 0.1 C/0.2 F. [34792]](http://cdn.petcarerx.com/img/PrdImg/408x408/22467_001_xl.jpg)