Replacement CO2 Tube (10/pak) (eco-5572)
CO2 Test Replacement Tubes
CO2 Test Replacement Tubes are available in a pack of
10 tubes. Each gas detection tube measures from
300 - 5000 PPM of CO2.
This item is sold individually.
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— Ships from Seattle, Washington USA.
For more information, please visit the manufacturer HydroFarm's website.