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Super compact box takes up little shelf space
Most likely you have not
reservoir size of 25 gallons is sufficient for almost any set up
plants must host microbial life in their root zone to ensure proper digestion
the pH controller measures the pH value of the solution and automatically adds pH adjustment (acid or alkaline) to change the liquid's pH to the desired selected level
HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter Promote Super compact box takes upIdeal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS meter at an unbeatable price. Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature. UPGRADED: Four scales: S, mS, ppm, ppt
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