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T Clay Pebbles into your coco coir or soil at a ratio of 4 parts clay pebbles to 7 parts growing medium
Backlight ON/OFF button
Complete Nutrient Delivery – When used with the full 4-part system
you can address the EMI issue from inferior ballasts before it becomes a problem
* Consult Trolmaster for questions concerning your particular device
Direct Soil and Soilless Media pH electrode for use with HI9814 coco T Clay Pebbles into yourThe HI12943 is a pH electrode for the direct measurement of pH in soil and soilless media. The HI12943 is a glass body, refillable, single junction pH electrode with a DIN connector that is compatible with the HI9814 Groline portable pH EC TDS meter. This electrode has a triple ceramic junction in the outer reference cell and the conic pH sensing tip is made with low temperature glass. There is an integrated amplifier and built in temperature sensor
