Total Grow Control pH Probe HPS 5′ x 9′ – Fits

5′ x 9′ – Fits 4′ x 8′ tray

The Harvest Pro RVD series of vacuum pumps are specifically suited for botanical extraction

1’ connector cable connects up to 4 units

slow cooker

Total Grow Control pH Probe HPS 5′ x 9′ – FitsTotal 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