Hydrologic DM-2 Industrial Dual TDS Monitor complete-systems allowing you to have a

allowing you to have a perpetual garden year-round

Increase quantity and quality of your product while increasing plant health and vigor

lightning protection

Foliar Application Rate: Apply at a rate of 5-10 ml per gallon of finished spray solution

Watch your plants take root with the new AccelaROOT 32-cell tray

Hydrologic DM-2 Industrial Dual TDS Monitor complete-systems allowing you to have aMeasure the untreated water coming in vs. the purified water going out of your reverse osmosis system at any time. This is important in determining when the RO membranes need to be changed. Auto Off function conserves battery power. The unit shuts off automatically after 20 seconds. 90 ppm, the resolution is in 10 ppm increments, indicated by a blinking 'x10' image. Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution. Meters can