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Quick Overview: Introducing the 2024 NEW Mars Hydro SP 3000
Green Lacewing Eggs on Hanging Cards allow for easy and even release of lacewing eggs throughout the growing area
003 TRANSPORT provides superior spreading and wetting capabilities that allow you to spray in full sunlight with no damage or burning
Monitor ppm/EC and pH in reservoir and top off with fresh water as needed
HM Digital Pro Series Pen style TDS/EC/Temp meter cleanroom Quick Overview: Introducing the 2024Description 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),
