Crystal Quest uses the latest technologies to prevent water leaks
Power Through Floor Care with Confidence & Convenience
couch or table into a comfortable work station
ready-to-install system delivers precise and uniform watering directly to each plant
HM Digital Pro Series Pen style TDS/EC/Temp meter cleanroom Crystal Quest uses the latestDescription COM 100: Waterproof Professional Series EC TDS Meter The COM 100 is a professional grade level EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment and more. Features Measures electrical conductivity (EC), total dissolved solids (TDS),