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When you dissolve Commercial Grow into your water
When you are looking for flexibility
Use on established plants as a growth stimulant and ailing plants as a vitality booster
reduced heat load
Fits Metal Halide ballast
Hanna Primo TDS Tester ventilation When you dissolve Commercial GrowPrimo testers provide a fast and dependable way to measure the total dissolved solids or conductivity in your water samples. Each tester is ideally suited for the rigorous demands of water quality professionals. Many professionals use the cabled version of the Primo when demonstrating the before and after results of conditioning and filtration systems. Temperature is compensated automatically to ensure readings are consistent to the standard or
