Description
and a biological package
Eden LT is still small yet precise
Multi-aspect protection circuitry: Includes short circuit protection
By far the most popular slab for the hydroponic hobbyist market
Total Grow Control pH Probe growing-accessories and a biological packageTotal 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