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a strong spring and a comfortable design to reduce hand ache
Hands-free monitoring and dosing of solution pH levels
The Phresh Fan Controller works as a hydroponic fan controller with the full range of both the Phresh Hyperfan and the Stealth Hyperfan to let you regulate your environment hassle free
it cannot read the solution or soil accurately
Bluelab Conductivity Probe Cleaner
COM-100 EC/TDS/Temp Combo Meter - HM Digital Measuring Tools/Calibration a strong spring and aThe 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 & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. Features: Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature. UPGRADED: Four scales: S, mS, ppm 0. 5
