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TrolMaster CO2 Sensor for Hydro-X Environmental Control System MBS-S8:
$153.00

Trolaster c02 sensor (in the picture) not all of the items seen are in this sell just the c02 sensor , if you would like any of the other items message me
Trolmaster hydro x , c02 plug /dsp1 plug are also available
These are all brand new in box