Control Wizard CO2 Test Kit

Measures carbon dioxide concentration in the grow room. To test, break the ends off one of the glass test tubs and insert it into the end of the syringe. Pull back the syringe to draw air through the tube. The tubes have a reagent inside that changes … More Details

Item Number: 241154



CO2 Test Tube 10 Pack

Extra glass test tube for the Control Wizard CO2 Test Kit. More Details

Item Number: 241156



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