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The optimal air-to-water ratio within the plug matrix causes explosive early root growth
1 x CO2 Sensor (MBS-S8)
Horizontal or Vertical
The edge is trimmed rather than flanged
It is a soft gel behind a membrane rather than a granular fill
Replacement Probe for Hanna HI9813-6N Waterproof pH/EC/TDS Meter Sprays The optimal air-to-water ratio withinHI 9813 6N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. It features an extra large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. HI 9813 6N is designed for simplicity of use in taking pH, mS cm,