Total Grow Control pH Probe spl_ps and all of our bags

and all of our bags are safe to use from the freezer to the oven

22” L x 6

000 ml) in your reservoir

and the yields speak for themselves

Total Grow Control pH Probe spl_ps and all of our bagsTotal Grow Control pH Probe These industrial combination pH or ORP sensors use the conventional measurement technique, employing a process pH glass electrode (platinum for ORP) which is compared to a reference electrode in KCL solution. Total Grow Control's combination sensors have been completely modernized with several major upgrades. A new, more durable CPVC shell material provides excellent chemical resistance, and temperature compensation